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-rw-r--r--test/CodeGenObjC/Inputs/strong_in_union.h10
-rw-r--r--test/CodeGenObjC/arc-foreach.m2
-rw-r--r--test/CodeGenObjC/arc.m69
-rw-r--r--test/CodeGenObjC/availability-dso-local.m6
-rw-r--r--test/CodeGenObjC/blocks.m5
-rw-r--r--test/CodeGenObjC/builtin-memfns.m2
-rw-r--r--test/CodeGenObjC/constant-strings.m15
-rw-r--r--test/CodeGenObjC/debug-info-category.m52
-rw-r--r--test/CodeGenObjC/disable-tail-call-escaping-block.m54
-rw-r--r--test/CodeGenObjC/dllstorage.m38
-rw-r--r--test/CodeGenObjC/forward-declare-protocol-gnu.m11
-rw-r--r--test/CodeGenObjC/forward-protocol-metadata-symbols.m15
-rw-r--r--test/CodeGenObjC/gnu-empty-protocol-v3.m26
-rw-r--r--test/CodeGenObjC/gnu-init.m69
-rw-r--r--test/CodeGenObjC/gnustep2-category.m26
-rw-r--r--test/CodeGenObjC/gnustep2-class.m55
-rw-r--r--test/CodeGenObjC/gnustep2-ivar-offset.m28
-rw-r--r--test/CodeGenObjC/gnustep2-proto.m39
-rw-r--r--test/CodeGenObjC/ivar-type-encoding.m8
-rw-r--r--test/CodeGenObjC/messages-2.m4
-rw-r--r--test/CodeGenObjC/noescape.m47
-rw-r--r--test/CodeGenObjC/nontrivial-c-struct-exception.m62
-rw-r--r--test/CodeGenObjC/nontrivial-c-struct-func-name-collision.m14
-rw-r--r--test/CodeGenObjC/objc-container-subscripting-1.m8
-rw-r--r--test/CodeGenObjC/objc-non-trivial-struct-nrvo.m134
-rw-r--r--test/CodeGenObjC/objc-runtime-name.m24
-rw-r--r--test/CodeGenObjC/personality.m76
-rw-r--r--test/CodeGenObjC/runtime-abi-match.m2
-rw-r--r--test/CodeGenObjC/stret-1.m2
-rw-r--r--test/CodeGenObjC/strong-in-c-struct.m563
-rw-r--r--test/CodeGenObjC/ubsan-nullability.m37
-rw-r--r--test/CodeGenObjC/weak-in-c-struct.m193
32 files changed, 1639 insertions, 57 deletions
diff --git a/test/CodeGenObjC/Inputs/strong_in_union.h b/test/CodeGenObjC/Inputs/strong_in_union.h
new file mode 100644
index 000000000000..abe4549055c6
--- /dev/null
+++ b/test/CodeGenObjC/Inputs/strong_in_union.h
@@ -0,0 +1,10 @@
+#ifndef STRONG_IN_UNION_H
+#define STRONG_IN_UNION_H
+#pragma clang system_header
+
+typedef union {
+ id f0;
+ int *f1;
+} U;
+
+#endif // STRONG_IN_UNION_H
diff --git a/test/CodeGenObjC/arc-foreach.m b/test/CodeGenObjC/arc-foreach.m
index 77cb068187fa..ffeb37247b1b 100644
--- a/test/CodeGenObjC/arc-foreach.m
+++ b/test/CodeGenObjC/arc-foreach.m
@@ -42,7 +42,7 @@ void test0(NSArray *array) {
// Initialize the fast enumaration state.
// CHECK-LP64-NEXT: [[T0:%.*]] = bitcast [[STATE_T]]* [[STATE]] to i8*
-// CHECK-LP64-NEXT: call void @llvm.memset.p0i8.i64(i8* [[T0]], i8 0, i64 64, i32 8, i1 false)
+// CHECK-LP64-NEXT: call void @llvm.memset.p0i8.i64(i8* align 8 [[T0]], i8 0, i64 64, i1 false)
// Evaluate the collection expression and retain.
// CHECK-LP64-NEXT: [[T0:%.*]] = load [[ARRAY_T]]*, [[ARRAY_T]]** [[ARRAY]], align 8
diff --git a/test/CodeGenObjC/arc.m b/test/CodeGenObjC/arc.m
index d34156ee3473..3243952a36b3 100644
--- a/test/CodeGenObjC/arc.m
+++ b/test/CodeGenObjC/arc.m
@@ -7,30 +7,30 @@
// RUN: %clang_cc1 -fobjc-runtime=macosx-10.7.0 -triple x86_64-apple-darwin11 -Wno-objc-root-class -Wno-incompatible-pointer-types -Wno-arc-unsafe-retained-assign -emit-llvm -fblocks -fobjc-arc -fobjc-runtime-has-weak -o - %s | FileCheck -check-prefix=ARC-NATIVE %s
// ARC-ALIEN: declare extern_weak void @objc_storeStrong(i8**, i8*)
-// ARC-ALIEN: declare extern_weak i8* @objc_retain(i8* returned)
-// ARC-ALIEN: declare extern_weak i8* @objc_autoreleaseReturnValue(i8* returned)
+// ARC-ALIEN: declare extern_weak i8* @objc_retain(i8*)
+// ARC-ALIEN: declare extern_weak i8* @objc_autoreleaseReturnValue(i8*)
// ARC-ALIEN: declare i8* @objc_msgSend(i8*, i8*, ...) [[NLB:#[0-9]+]]
// ARC-ALIEN: declare extern_weak void @objc_release(i8*)
-// ARC-ALIEN: declare extern_weak i8* @objc_retainAutoreleasedReturnValue(i8* returned)
+// ARC-ALIEN: declare extern_weak i8* @objc_retainAutoreleasedReturnValue(i8*)
// ARC-ALIEN: declare extern_weak i8* @objc_initWeak(i8**, i8*)
// ARC-ALIEN: declare extern_weak i8* @objc_storeWeak(i8**, i8*)
// ARC-ALIEN: declare extern_weak i8* @objc_loadWeakRetained(i8**)
// ARC-ALIEN: declare extern_weak void @objc_destroyWeak(i8**)
-// declare extern_weak i8* @objc_autorelease(i8*)
-// ARC-ALIEN: declare extern_weak i8* @objc_retainAutorelease(i8* returned)
+// ARC-ALIEN: declare extern_weak i8* @objc_autorelease(i8*)
+// ARC-ALIEN: declare extern_weak i8* @objc_retainAutorelease(i8*)
// ARC-NATIVE: declare void @objc_storeStrong(i8**, i8*)
-// ARC-NATIVE: declare i8* @objc_retain(i8* returned) [[NLB:#[0-9]+]]
-// ARC-NATIVE: declare i8* @objc_autoreleaseReturnValue(i8* returned)
+// ARC-NATIVE: declare i8* @objc_retain(i8*) [[NLB:#[0-9]+]]
+// ARC-NATIVE: declare i8* @objc_autoreleaseReturnValue(i8*)
// ARC-NATIVE: declare i8* @objc_msgSend(i8*, i8*, ...) [[NLB]]
// ARC-NATIVE: declare void @objc_release(i8*) [[NLB]]
-// ARC-NATIVE: declare i8* @objc_retainAutoreleasedReturnValue(i8* returned)
+// ARC-NATIVE: declare i8* @objc_retainAutoreleasedReturnValue(i8*)
// ARC-NATIVE: declare i8* @objc_initWeak(i8**, i8*)
// ARC-NATIVE: declare i8* @objc_storeWeak(i8**, i8*)
// ARC-NATIVE: declare i8* @objc_loadWeakRetained(i8**)
// ARC-NATIVE: declare void @objc_destroyWeak(i8**)
-// declare i8* @objc_autorelease(i8*)
-// ARC-NATIVE: declare i8* @objc_retainAutorelease(i8* returned)
+// ARC-NATIVE: declare i8* @objc_autorelease(i8*)
+// ARC-NATIVE: declare i8* @objc_retainAutorelease(i8*)
// CHECK-LABEL: define void @test0
void test0(id x) {
@@ -507,7 +507,7 @@ void test19() {
// CHECK: [[X:%.*]] = alloca [5 x i8*], align 16
// CHECK: call void @llvm.lifetime.start
// CHECK-NEXT: [[T0:%.*]] = bitcast [5 x i8*]* [[X]] to i8*
- // CHECK: call void @llvm.memset.p0i8.i64(i8* [[T0]], i8 0, i64 40, i32 16, i1 false)
+ // CHECK: call void @llvm.memset.p0i8.i64(i8* align 16 [[T0]], i8 0, i64 40, i1 false)
id x[5];
extern id test19_helper(void);
@@ -538,6 +538,7 @@ void test20(unsigned n) {
// CHECK-LABEL: define void @test20
// CHECK: [[N:%.*]] = alloca i32, align 4
// CHECK-NEXT: [[SAVED_STACK:%.*]] = alloca i8*
+ // CHECK-NEXT: [[VLA_EXPR:%.*]] = alloca i64, align 8
// CHECK-NEXT: store i32 {{%.*}}, i32* [[N]], align 4
id x[n];
@@ -553,10 +554,13 @@ void test20(unsigned n) {
// Allocate the VLA.
// CHECK-NEXT: [[VLA:%.*]] = alloca i8*, i64 [[DIM]], align 16
+ // Store the VLA #elements expression.
+ // CHECK-NEXT: store i64 [[DIM]], i64* [[VLA_EXPR]], align 8
+
// Zero-initialize.
// CHECK-NEXT: [[T0:%.*]] = bitcast i8** [[VLA]] to i8*
// CHECK-NEXT: [[T1:%.*]] = mul nuw i64 [[DIM]], 8
- // CHECK-NEXT: call void @llvm.memset.p0i8.i64(i8* [[T0]], i8 0, i64 [[T1]], i32 16, i1 false)
+ // CHECK-NEXT: call void @llvm.memset.p0i8.i64(i8* align 16 [[T0]], i8 0, i64 [[T1]], i1 false)
// Destroy.
// CHECK-NEXT: [[END:%.*]] = getelementptr inbounds i8*, i8** [[VLA]], i64 [[DIM]]
@@ -579,6 +583,7 @@ void test21(unsigned n) {
// CHECK-LABEL: define void @test21
// CHECK: [[N:%.*]] = alloca i32, align 4
// CHECK-NEXT: [[SAVED_STACK:%.*]] = alloca i8*
+ // CHECK-NEXT: [[VLA_EXPR:%.*]] = alloca i64, align 8
// CHECK-NEXT: store i32 {{%.*}}, i32* [[N]], align 4
id x[2][n][3];
@@ -595,11 +600,14 @@ void test21(unsigned n) {
// CHECK-NEXT: [[T0:%.*]] = mul nuw i64 2, [[DIM]]
// CHECK-NEXT: [[VLA:%.*]] = alloca [3 x i8*], i64 [[T0]], align 16
+ // Store the VLA #elements expression.
+ // CHECK-NEXT: store i64 [[DIM]], i64* [[VLA_EXPR]], align 8
+
// Zero-initialize.
// CHECK-NEXT: [[T0:%.*]] = bitcast [3 x i8*]* [[VLA]] to i8*
// CHECK-NEXT: [[T1:%.*]] = mul nuw i64 2, [[DIM]]
// CHECK-NEXT: [[T2:%.*]] = mul nuw i64 [[T1]], 24
- // CHECK-NEXT: call void @llvm.memset.p0i8.i64(i8* [[T0]], i8 0, i64 [[T2]], i32 16, i1 false)
+ // CHECK-NEXT: call void @llvm.memset.p0i8.i64(i8* align 16 [[T0]], i8 0, i64 [[T2]], i1 false)
// Destroy.
// CHECK-NEXT: [[T0:%.*]] = mul nuw i64 2, [[DIM]]
@@ -1504,9 +1512,7 @@ void test68(void) {
// CHECK: [[SELF:%.*]] = alloca [[TEST69:%.*]]*, align 8
// CHECK: [[T0:%.*]] = load [[TEST69]]*, [[TEST69]]** [[SELF]], align 8
// CHECK-NEXT: [[T1:%.*]] = bitcast [[TEST69]]* [[T0]] to i8*
-// CHECK-NEXT: [[RETAIN:%.*]] = call i8* @objc_retain(i8* [[T1]])
-// CHECK-NEXT: [[AUTORELEASE:%.*]] = tail call i8* @objc_autoreleaseReturnValue(i8* [[RETAIN]])
-// CHECK-NEXT: ret i8* [[AUTORELEASE]]
+// CHECK-NEXT: ret i8* [[T1]]
// rdar://problem/10907547
void test70(id i) {
@@ -1520,6 +1526,37 @@ void test70(id i) {
};
}
+// Be sure that we emit lifetime intrinsics only after dtors
+struct AggDtor {
+ char cs[40];
+ id x;
+};
+
+struct AggDtor getAggDtor(void);
+
+// CHECK-LABEL: define void @test71
+void test71(void) {
+ // FIXME: It would be nice if the __destructor_8_s40 for the first call (and
+ // the following lifetime.end) came before the second call.
+ //
+ // CHECK: %[[T:[^ ]+]] = bitcast %struct.AggDtor* %[[TMP1:[^ ]+]] to i8*
+ // CHECK: call void @llvm.lifetime.start.p0i8({{[^,]+}}, i8* %[[T]])
+ // CHECK: call void @getAggDtor(%struct.AggDtor* sret %[[TMP1]])
+ // CHECK: %[[T:[^ ]+]] = bitcast %struct.AggDtor* %[[TMP2:[^ ]+]] to i8*
+ // CHECK: call void @llvm.lifetime.start.p0i8({{[^,]+}}, i8* %[[T]])
+ // CHECK: call void @getAggDtor(%struct.AggDtor* sret %[[TMP2]])
+ // CHECK: %[[T:[^ ]+]] = bitcast %struct.AggDtor* %[[TMP2]] to i8**
+ // CHECK: call void @__destructor_8_s40(i8** %[[T]])
+ // CHECK: %[[T:[^ ]+]] = bitcast %struct.AggDtor* %[[TMP2:[^ ]+]] to i8*
+ // CHECK: call void @llvm.lifetime.end.p0i8({{[^,]+}}, i8* %[[T]])
+ // CHECK: %[[T:[^ ]+]] = bitcast %struct.AggDtor* %[[TMP1]] to i8**
+ // CHECK: call void @__destructor_8_s40(i8** %[[T]])
+ // CHECK: %[[T:[^ ]+]] = bitcast %struct.AggDtor* %[[TMP1:[^ ]+]] to i8*
+ // CHECK: call void @llvm.lifetime.end.p0i8({{[^,]+}}, i8* %[[T]])
+ getAggDtor();
+ getAggDtor();
+}
+
// ARC-ALIEN: attributes [[NLB]] = { nonlazybind }
// ARC-NATIVE: attributes [[NLB]] = { nonlazybind }
// CHECK: attributes [[NUW]] = { nounwind }
diff --git a/test/CodeGenObjC/availability-dso-local.m b/test/CodeGenObjC/availability-dso-local.m
new file mode 100644
index 000000000000..8ff41d87f1e2
--- /dev/null
+++ b/test/CodeGenObjC/availability-dso-local.m
@@ -0,0 +1,6 @@
+// RUN: %clang_cc1 -triple thumbv7-apple-ios10.0.0 -emit-llvm -fvisibility hidden -w %s -o - | FileCheck %s
+
+// CHECK: @"OBJC_CLASS_$_a" = hidden global %struct._class_t
+
+__attribute__((availability(ios, introduced = 11.0))) @interface a @end
+ @implementation a @end
diff --git a/test/CodeGenObjC/blocks.m b/test/CodeGenObjC/blocks.m
index d485bb4053b0..05880dea79b8 100644
--- a/test/CodeGenObjC/blocks.m
+++ b/test/CodeGenObjC/blocks.m
@@ -79,10 +79,9 @@ void test2(Test2 *x) {
// Then we initialize the block, blah blah blah.
// CHECK: call void @test2_helper(
- // Finally, kill the variable with BLOCK_FIELD_IS_BYREF. We're not
- // supposed to pass BLOCK_FIELD_IS_WEAK here.
+ // Finally, kill the variable with BLOCK_FIELD_IS_BYREF.
// CHECK: [[T0:%.*]] = bitcast [[WEAK_T]]* [[WEAKX]] to i8*
- // CHECK: call void @_Block_object_dispose(i8* [[T0]], i32 8)
+ // CHECK: call void @_Block_object_dispose(i8* [[T0]], i32 24)
__attribute__((objc_gc(weak))) __block Test2 *weakX = x;
test2_helper(^{ [weakX destroy]; });
diff --git a/test/CodeGenObjC/builtin-memfns.m b/test/CodeGenObjC/builtin-memfns.m
index bb425c037c64..6cc91b109cf5 100644
--- a/test/CodeGenObjC/builtin-memfns.m
+++ b/test/CodeGenObjC/builtin-memfns.m
@@ -5,6 +5,6 @@ void *memcpy(void *restrict s1, const void *restrict s2, unsigned long n);
// PR13697
void test1(int *a, id b) {
// CHECK: @test1
- // CHECK: call void @llvm.memcpy.p0i8.p0i8.i64(i8* {{.*}}, i8* {{.*}}, i64 8, i32 1, i1 false)
+ // CHECK: call void @llvm.memcpy.p0i8.p0i8.i64(i8* {{.*}}, i8* {{.*}}, i64 8, i1 false)
memcpy(a, b, 8);
}
diff --git a/test/CodeGenObjC/constant-strings.m b/test/CodeGenObjC/constant-strings.m
index a1daa9284b81..df821968917a 100644
--- a/test/CodeGenObjC/constant-strings.m
+++ b/test/CodeGenObjC/constant-strings.m
@@ -14,5 +14,18 @@
// RUN: %clang_cc1 -triple x86_64-macho -fobjc-runtime=gcc -fconstant-string-class NSConstantString -emit-llvm -o %t %s
// RUN: FileCheck --check-prefix=CHECK-GNU-WITH-CLASS < %t %s
// CHECK-GNU-WITH-CLASS: NSConstantString
-id a = @"Hello World!";
+//
+// RUN: %clang_cc1 -triple x86_64-unknown-freebsd -fobjc-runtime=gnustep-2.0 -emit-llvm -o %t %s
+// RUN: FileCheck --check-prefix=CHECK-GNUSTEP2 < %t %s
+// CHECK-GNUSTEP2: @._OBJC_CLASS_NSConstantString = external global i8*
+// CHECK-GNUSTEP2: @0 = private unnamed_addr constant [13 x i8] c"Hello World!\00", align 1
+// CHECK-GNUSTEP2: @.objc_string = private global { i8**, i32, i32, i32, i32, i8* } { i8** @._OBJC_CLASS_NSConstantString, i32 0, i32 12, i32 12, i32 0, i8* getelementptr inbounds ([13 x i8], [13 x i8]* @0, i64 0, i64 0) }, section "__objc_constant_string", align 8
+// CHECK-GNUSTEP2: @b = global i8* inttoptr (i64 -3340545023602065388 to i8*), align 8
+// CHECK-GNUSTEP2: @.objc_str_Hello_World = linkonce_odr hidden global { i8**, i32, i32, i32, i32, i8* } { i8** @._OBJC_CLASS_NSConstantString, i32 0, i32 11, i32 11, i32 0, i8* getelementptr inbounds ([12 x i8], [12 x i8]* @1, i64 0, i64 0) }, section "__objc_constant_string", comdat, align 8
+// CHECK-GNUSTEP2: @c =
+// CHECK-SAME-GNUSTEP2: @.objc_str_Hello_World
+//
+id a = @"Hello World!";
+id b = @"hi";
+id c = @"Hello World";
diff --git a/test/CodeGenObjC/debug-info-category.m b/test/CodeGenObjC/debug-info-category.m
new file mode 100644
index 000000000000..faca3a49c23e
--- /dev/null
+++ b/test/CodeGenObjC/debug-info-category.m
@@ -0,0 +1,52 @@
+// RUN: %clang_cc1 -dwarf-version=5 -emit-llvm -debug-info-kind=limited -w -triple x86_64-apple-darwin10 %s -o - | FileCheck %s --check-prefix CHECK --check-prefix DWARF5
+// RUN: %clang_cc1 -dwarf-version=4 -emit-llvm -debug-info-kind=limited -w -triple x86_64-apple-darwin10 %s -o - | FileCheck %s --check-prefix CHECK --check-prefix DWARF4
+
+@interface Foo {
+ int integer;
+}
+
+- (int)integer;
+- (id)integer:(int)_integer;
+@end
+
+@implementation Foo
+- (int)integer {
+ return integer;
+}
+
+- (id)integer:(int)_integer {
+ integer = _integer;
+ return self;
+}
+@end
+
+@interface Foo (Bar)
++ (id)zero:(Foo *)zeroend;
+- (id)add:(Foo *)addend;
+@end
+
+@implementation Foo (Bar)
++ (id)zero:(Foo *)zeroend {
+ return [self integer:0];
+}
+- (id)add:(Foo *)addend {
+ return [self integer:[self integer] + [addend integer]];
+}
+@end
+
+// CHECK: ![[STRUCT:.*]] = !DICompositeType(tag: DW_TAG_structure_type, name: "Foo"
+
+// DWARF5: !DISubprogram(name: "-[Foo integer]", scope: ![[STRUCT]], {{.*}}isDefinition: false
+// DWARF5: !DISubprogram(name: "-[Foo integer:]", scope: ![[STRUCT]], {{.*}}isDefinition: false
+// DWARF5: !DISubprogram(name: "+[Foo(Bar) zero:]", scope: ![[STRUCT]], {{.*}}isDefinition: false
+// DWARF5: !DISubprogram(name: "-[Foo(Bar) add:]", scope: ![[STRUCT]], {{.*}}isDefinition: false
+
+// DWARF4-NOT: !DISubprogram(name: "-[Foo integer]", scope: ![[STRUCT]], {{.*}}isDefinition: false
+// DWARF4-NOT: !DISubprogram(name: "-[Foo integer:]", scope: ![[STRUCT]], {{.*}}isDefinition: false
+// DWARF4-NOT: !DISubprogram(name: "+[Foo(Bar) zero:]", scope: ![[STRUCT]], {{.*}}isDefinition: false
+// DWARF4-NOT: !DISubprogram(name: "-[Foo(Bar) add:]", scope: ![[STRUCT]], {{.*}}isDefinition: false
+
+// CHECK: = distinct !DISubprogram(name: "-[Foo integer]"{{.*}}isDefinition: true
+// CHECK: = distinct !DISubprogram(name: "-[Foo integer:]"{{.*}}isDefinition: true
+// CHECK: = distinct !DISubprogram(name: "+[Foo(Bar) zero:]"{{.*}}isDefinition: true
+// CHECK: = distinct !DISubprogram(name: "-[Foo(Bar) add:]"{{.*}}isDefinition: true
diff --git a/test/CodeGenObjC/disable-tail-call-escaping-block.m b/test/CodeGenObjC/disable-tail-call-escaping-block.m
new file mode 100644
index 000000000000..48b0eda5a562
--- /dev/null
+++ b/test/CodeGenObjC/disable-tail-call-escaping-block.m
@@ -0,0 +1,54 @@
+// RUN: %clang_cc1 -triple x86_64-apple-darwin -fblocks -fno-escaping-block-tail-calls -emit-llvm -o - %s | FileCheck %s
+
+// CHECK-LABEL: define void @test(
+// CHECK: store i8* bitcast (void (i8*)* @[[TEST_BLOCK_INVOKE0:.*]] to i8*)
+// CHECK: store i8* bitcast (void (i8*)* @[[TEST_BLOCK_INVOKE1:.*]] to i8*)
+// CHECK: store i8* bitcast (void (i8*)* @[[TEST_BLOCK_INVOKE2:.*]] to i8*)
+// CHECK: store i8* bitcast (void (i8*)* @[[TEST_BLOCK_INVOKE3:.*]] to i8*)
+// CHECK: store i8* bitcast (void (i8*)* @[[TEST_BLOCK_INVOKE4:.*]] to i8*)
+// CHECK: store i8* bitcast (void (i8*)* @[[TEST_BLOCK_INVOKE5:.*]] to i8*)
+// CHECK: store i8* bitcast (void (i8*)* @[[TEST_BLOCK_INVOKE6:.*]] to i8*)
+
+// CHECK: define internal void @[[TEST_BLOCK_INVOKE0]]({{.*}}) #[[DISABLEATTR:.*]] {
+// CHECK: define internal void @[[TEST_BLOCK_INVOKE1]]({{.*}}) #[[ENABLEATTR:.*]] {
+// CHECK: define internal void @[[TEST_BLOCK_INVOKE2]]({{.*}}) #[[DISABLEATTR]] {
+// CHECK: define internal void @[[TEST_BLOCK_INVOKE3]]({{.*}}) #[[DISABLEATTR]] {
+// CHECK: define internal void @[[TEST_BLOCK_INVOKE4]]({{.*}}) #[[ENABLEATTR]] {
+// CHECK: define internal void @[[TEST_BLOCK_INVOKE5]]({{.*}}) #[[DISABLEATTR]] {
+// CHECK: define internal void @[[TEST_BLOCK_INVOKE6]]({{.*}}) #[[ENABLEATTR]] {
+
+// CHECK: attributes #[[ENABLEATTR]] = {{{.*}}"disable-tail-calls"="false"{{.*}}}
+// CHECK: attributes #[[DISABLEATTR]] = {{{.*}}"disable-tail-calls"="true"{{.*}}}
+
+typedef void (^BlockTy)(void);
+typedef void (*NoEscapeFnTy)(__attribute__((noescape)) BlockTy);
+
+void callee0(__attribute__((noescape)) BlockTy);
+void callee1(BlockTy);
+
+__attribute__((objc_root_class))
+@interface C0
+-(void)m0:(__attribute__((noescape)) BlockTy)p;
+-(void)m1:(BlockTy)p;
+@end
+
+@implementation C0
+-(void)m0:(__attribute__((noescape)) BlockTy)p {}
+-(void)m1:(BlockTy)p {}
+@end
+
+NoEscapeFnTy noescapefunc;
+
+void test(id a, C0 *c0) {
+ BlockTy b0 = ^{ (void)a; }; // disable tail-call optimization.
+ callee0(b0);
+ callee0(^{ (void)a; }); // enable tail-call optimization.
+ callee1(^{ (void)a; }); // disable tail-call optimization.
+
+ BlockTy b1 = ^{ (void)a; }; // disable tail-call optimization.
+ [c0 m0:b1];
+ [c0 m0:^{ (void)a; }]; // enable tail-call optimization.
+ [c0 m1:^{ (void)a; }]; // disable tail-call optimization.
+
+ noescapefunc(^{ (void)a; }); // enable tail-call optimization.
+}
diff --git a/test/CodeGenObjC/dllstorage.m b/test/CodeGenObjC/dllstorage.m
index a2665eefad85..2cc4dc72a0cb 100644
--- a/test/CodeGenObjC/dllstorage.m
+++ b/test/CodeGenObjC/dllstorage.m
@@ -1,6 +1,6 @@
-// RUN: %clang_cc1 -triple x86_64-unknown-windows-msvc -fdeclspec -fobjc-runtime=ios -fobjc-exceptions -S -emit-llvm -o - %s | FileCheck -check-prefix CHECK-IR %s
-// RUN: %clang_cc1 -triple i686-windows-itanium -fms-extensions -fobjc-runtime=macosx -fdeclspec -fobjc-exceptions -S -emit-llvm -o - %s | FileCheck -check-prefix CHECK-IR %s
-// RUN: %clang_cc1 -triple i686-windows-itanium -fms-extensions -fobjc-runtime=objfw -fdeclspec -fobjc-exceptions -S -emit-llvm -o - %s | FileCheck -check-prefix CHECK-FW %s
+// RUN: %clang_cc1 -triple x86_64-unknown-windows-msvc -fdeclspec -fobjc-runtime=ios -fobjc-exceptions -S -emit-llvm -o - %s | FileCheck -allow-deprecated-dag-overlap -check-prefix CHECK-IR %s
+// RUN: %clang_cc1 -triple i686-windows-itanium -fms-extensions -fobjc-runtime=macosx -fdeclspec -fobjc-exceptions -S -emit-llvm -o - %s | FileCheck -allow-deprecated-dag-overlap -check-prefix CHECK-IR %s
+// RUN: %clang_cc1 -triple i686-windows-itanium -fms-extensions -fobjc-runtime=objfw -fdeclspec -fobjc-exceptions -S -emit-llvm -o - %s | FileCheck -allow-deprecated-dag-overlap -check-prefix CHECK-FW %s
// CHECK-IR-DAG: @_objc_empty_cache = external dllimport global %struct._objc_cache
@@ -16,11 +16,11 @@ __declspec(dllexport)
@interface J : I
@end
-// CHECK-IR-DAG: @"OBJC_METACLASS_$_J" = dllexport global %struct._class_t
-// CHECK-IR-DAG: @"OBJC_CLASS_$_J" = dllexport global %struct._class_t
+// CHECK-IR-DAG: @"OBJC_METACLASS_$_J" = dso_local dllexport global %struct._class_t
+// CHECK-IR-DAG: @"OBJC_CLASS_$_J" = dso_local dllexport global %struct._class_t
-// CHECK-FW-DAG: @_OBJC_METACLASS_J = dllexport global
-// CHECK-FW-DAG: @_OBJC_CLASS_J = dllexport global
+// CHECK-FW-DAG: @_OBJC_METACLASS_J = dso_local dllexport global
+// CHECK-FW-DAG: @_OBJC_CLASS_J = dso_local dllexport global
@implementation J {
id _ivar;
@@ -32,11 +32,11 @@ __declspec(dllexport)
@interface K : J
@end
-// CHECK-IR-DAG: @"OBJC_METACLASS_$_K" = global %struct._class_t
-// CHECK-IR-DAG: @"OBJC_CLASS_$_K" = global %struct._class_t
+// CHECK-IR-DAG: @"OBJC_METACLASS_$_K" = dso_local global %struct._class_t
+// CHECK-IR-DAG: @"OBJC_CLASS_$_K" = dso_local global %struct._class_t
-// CHECK-FW-DAG: @_OBJC_METACLASS_K = global
-// CHECK-FW-DAG: @_OBJC_CLASS_K = global
+// CHECK-FW-DAG: @_OBJC_METACLASS_K = dso_local global
+// CHECK-FW-DAG: @_OBJC_CLASS_K = dso_local global
@implementation K {
id _ivar;
@@ -49,11 +49,11 @@ __declspec(dllexport)
@interface L : K
@end
-// CHECK-IR-DAG: @"OBJC_METACLASS_$_L" = dllexport global %struct._class_t
-// CHECK-IR-DAG: @"OBJC_CLASS_$_L" = dllexport global %struct._class_t
+// CHECK-IR-DAG: @"OBJC_METACLASS_$_L" = dso_local dllexport global %struct._class_t
+// CHECK-IR-DAG: @"OBJC_CLASS_$_L" = dso_local dllexport global %struct._class_t
-// CHECK-FW-DAG: @_OBJC_METACLASS_L = dllexport global
-// CHECK-FW-DAG: @_OBJC_CLASS_L = dllexport global
+// CHECK-FW-DAG: @_OBJC_METACLASS_L = dso_local dllexport global
+// CHECK-FW-DAG: @_OBJC_CLASS_L = dso_local dllexport global
@implementation L {
id _none;
@@ -94,13 +94,13 @@ __attribute__((__objc_exception__))
@interface N : I
@end
-// CHECK-FW-DAG: @_OBJC_METACLASS_N = dllexport global
-// CHECK-FW-DAG: @_OBJC_CLASS_N = dllexport global
+// CHECK-FW-DAG: @_OBJC_METACLASS_N = dso_local dllexport global
+// CHECK-FW-DAG: @_OBJC_CLASS_N = dso_local dllexport global
@implementation N : I
@end
-// CHECK-IR-DAG: @"OBJC_EHTYPE_$_N" = dllexport global %struct._objc_typeinfo
+// CHECK-IR-DAG: @"OBJC_EHTYPE_$_N" = dso_local dllexport global %struct._objc_typeinfo
__declspec(dllimport)
__attribute__((__objc_exception__))
@@ -113,7 +113,7 @@ __attribute__((__objc_exception__))
@interface P : I
@end
-// CHECK-IR-DAG: @"OBJC_EHTYPE_$_P" = external global %struct._objc_typeinfo
+// CHECK-IR-DAG: @"OBJC_EHTYPE_$_P" = external dso_local global %struct._objc_typeinfo
@interface Q : M
@end
diff --git a/test/CodeGenObjC/forward-declare-protocol-gnu.m b/test/CodeGenObjC/forward-declare-protocol-gnu.m
new file mode 100644
index 000000000000..b57a4a48d4a0
--- /dev/null
+++ b/test/CodeGenObjC/forward-declare-protocol-gnu.m
@@ -0,0 +1,11 @@
+// RUN: %clang -S -emit-llvm %s -o - -x objective-c -fobjc-runtime=gnustep-1.5 | FileCheck %s
+
+// Regression test: check that we don't crash when referencing a forward-declared protocol.
+@protocol P;
+
+Protocol *getProtocol(void)
+{
+ return @protocol(P);
+}
+
+// CHECK: @.objc_protocol
diff --git a/test/CodeGenObjC/forward-protocol-metadata-symbols.m b/test/CodeGenObjC/forward-protocol-metadata-symbols.m
index 78c51e490137..16d33ec15d82 100644
--- a/test/CodeGenObjC/forward-protocol-metadata-symbols.m
+++ b/test/CodeGenObjC/forward-protocol-metadata-symbols.m
@@ -23,4 +23,17 @@ int main() {
// CHECK: @"\01l_OBJC_LABEL_PROTOCOL_$_P0" = weak hidden global
// CHECK: @"\01l_OBJC_PROTOCOL_REFERENCE_$_P0" = weak hidden global
-// CHECK: llvm.compiler.used = appending global [10 x i8*] {{[^"]*}}OBJC_CLASS_NAME_{{[^"]*}}OBJC_METH_VAR_NAME_{{[^"]*}}OBJC_METH_VAR_TYPE_{{[^"]*}}"\01l_OBJC_$_CLASS_METHODS_A"{{[^"]*}}"\01l_OBJC_CLASS_PROTOCOLS_$_A"{{[^"]*}}OBJC_CLASS_NAME_.1{{[^"]*}}"\01l_OBJC_PROTOCOL_$_P0"{{[^"]*}}"\01l_OBJC_LABEL_PROTOCOL_$_P0"{{[^"]*}}"\01l_OBJC_PROTOCOL_REFERENCE_$_P0"{{[^"]*}}"OBJC_LABEL_CLASS_$"{{[^"]*}} section "llvm.metadata"
+// CHECK: llvm.used = appending global [3 x i8*]
+// CHECK-SAME: "\01l_OBJC_PROTOCOL_$_P0"
+// CHECK-SAME: "\01l_OBJC_LABEL_PROTOCOL_$_P0"
+// CHECK-SAME: "\01l_OBJC_PROTOCOL_REFERENCE_$_P0"
+
+// CHECK: llvm.compiler.used = appending global [7 x i8*]
+// CHECK-SAME: OBJC_CLASS_NAME_
+// CHECK-SAME: OBJC_METH_VAR_NAME_
+// CHECK-SAME: OBJC_METH_VAR_TYPE_
+// CHECK-SAME: "\01l_OBJC_$_CLASS_METHODS_A"
+// CHECK-SAME: "\01l_OBJC_CLASS_PROTOCOLS_$_A"
+// CHECK-SAME: OBJC_CLASS_NAME_.1
+// CHECK-SAME: "OBJC_LABEL_CLASS_$"
+// CHECK-SAME: section "llvm.metadata"
diff --git a/test/CodeGenObjC/gnu-empty-protocol-v3.m b/test/CodeGenObjC/gnu-empty-protocol-v3.m
new file mode 100644
index 000000000000..151427bf062e
--- /dev/null
+++ b/test/CodeGenObjC/gnu-empty-protocol-v3.m
@@ -0,0 +1,26 @@
+// RUN: %clang_cc1 -triple i686-pc-linux-gnu -fobjc-runtime=gnustep-1.9 -emit-llvm -o - %s | FileCheck %s
+
+@protocol X;
+
+__attribute__((objc_root_class))
+@interface Z <X>
+@end
+
+@implementation Z
+@end
+
+
+// CHECK: @.objc_protocol_list = internal global { i8*, i32, [0 x i8*] } zeroinitializer, align 4
+// CHECK: @.objc_method_list = internal global { i32, [0 x { i8*, i8* }] } zeroinitializer, align 4
+// CHECK: @.objc_protocol_name = private unnamed_addr constant [2 x i8] c"X\00", align 1
+// CHECK: @._OBJC_PROTOCOL_X = internal global { i8*, i8*, { i8*, i32, [0 x i8*] }*, i8*, i8*, i8*, i8*, i8*, i8* } {
+// CHECK-SAME: i8* inttoptr (i32 3 to i8*),
+// CHECK-SAME: i8* getelementptr inbounds ([2 x i8], [2 x i8]* @.objc_protocol_name, i32 0, i32 0),
+// CHECK-SAME: { i8*, i32, [0 x i8*] }* @.objc_protocol_list
+// CHECK-SAME: { i32, [0 x { i8*, i8* }] }* @.objc_method_list
+// CHECK-SAME: { i32, [0 x { i8*, i8* }] }* @.objc_method_list
+// CHECK-SAME: { i32, [0 x { i8*, i8* }] }* @.objc_method_list
+// CHECK-SAME: { i32, [0 x { i8*, i8* }] }* @.objc_method_list
+// CHECK-SAME: i8* null
+// CHECK-SAME: i8* null
+// CHECK-SAME: }, align 4
diff --git a/test/CodeGenObjC/gnu-init.m b/test/CodeGenObjC/gnu-init.m
new file mode 100644
index 000000000000..beb06bbe0df4
--- /dev/null
+++ b/test/CodeGenObjC/gnu-init.m
@@ -0,0 +1,69 @@
+// RUN: %clang_cc1 -triple x86_64-unknown-freebsd -S -emit-llvm -fobjc-runtime=gnustep-2.0 -o - %s | FileCheck %s -check-prefix=CHECK-NEW
+// RUN: %clang_cc1 -triple x86_64-unknown-freebsd -S -emit-llvm -fobjc-runtime=gnustep-1.8 -o - %s | FileCheck %s -check-prefix=CHECK-OLD
+
+// Almost minimal Objective-C file, check that it emits calls to the correct
+// runtime entry points.
+@interface X @end
+@implementation X @end
+
+
+// Check that we emit a class ref
+// CHECK-NEW: @._OBJC_REF_CLASS_X
+// CHECK-NEW-SAME: section "__objc_class_refs"
+
+// Check that we get a class ref to the defined class.
+// CHECK-NEW: @._OBJC_INIT_CLASS_X = global
+// CHECK-NEW-SAME* @._OBJC_CLASS_X, section "__objc_classes"
+
+// Check that we emit the section start and end symbols as hidden globals.
+// CHECK-NEW: @__start___objc_selectors = external hidden global i8*
+// CHECK-NEW: @__stop___objc_selectors = external hidden global i8*
+// CHECK-NEW: @__start___objc_classes = external hidden global i8*
+// CHECK-NEW: @__stop___objc_classes = external hidden global i8*
+// CHECK-NEW: @__start___objc_class_refs = external hidden global i8*
+// CHECK-NEW: @__stop___objc_class_refs = external hidden global i8*
+// CHECK-NEW: @__start___objc_cats = external hidden global i8*
+// CHECK-NEW: @__stop___objc_cats = external hidden global i8*
+// CHECK-NEW: @__start___objc_protocols = external hidden global i8*
+// CHECK-NEW: @__stop___objc_protocols = external hidden global i8*
+// CHECK-NEW: @__start___objc_protocol_refs = external hidden global i8*
+// CHECK-NEW: @__stop___objc_protocol_refs = external hidden global i8*
+// CHECK-NEW: @__start___objc_class_aliases = external hidden global i8*
+// CHECK-NEW: @__stop___objc_class_aliases = external hidden global i8*
+// CHECK-NEW: @__start___objc_constant_string = external hidden global i8*
+// CHECK-NEW: @__stop___objc_constant_string = external hidden global i8*
+
+// Check that we emit the init structure correctly, including in a comdat.
+// CHECK-NEW: @.objc_init = linkonce_odr hidden global { i64, i8**, i8**, i8**, i8**, i8**, i8**, i8**, i8**, i8**, i8**, i8**, i8**, i8**, i8**, i8**, i8** } { i64 0, i8** @__start___objc_selectors, i8** @__stop___objc_selectors, i8** @__start___objc_classes, i8** @__stop___objc_classes, i8** @__start___objc_class_refs, i8** @__stop___objc_class_refs, i8** @__start___objc_cats, i8** @__stop___objc_cats, i8** @__start___objc_protocols, i8** @__stop___objc_protocols, i8** @__start___objc_protocol_refs, i8** @__stop___objc_protocol_refs, i8** @__start___objc_class_aliases, i8** @__stop___objc_class_aliases, i8** @__start___objc_constant_string, i8** @__stop___objc_constant_string }, comdat, align 8
+
+// Check that the load function is manually inserted into .ctors.
+// CHECK-NEW: @.objc_ctor = linkonce hidden constant void ()* @.objcv2_load_function, section ".ctors", comdat
+
+
+// Make sure that we provide null versions of everything so the __start /
+// __stop symbols work.
+// CHECK-NEW: @.objc_null_selector = linkonce_odr hidden global { i8*, i8* } zeroinitializer, section "__objc_selectors", comdat, align 8
+// CHECK-NEW: @.objc_null_category = linkonce_odr hidden global { i8*, i8*, i8*, i8*, i8*, i8*, i8* } zeroinitializer, section "__objc_cats", comdat, align 8
+// CHECK-NEW: @.objc_null_protocol = linkonce_odr hidden global { i8*, i8*, i8*, i8*, i8*, i8*, i8*, i8*, i8*, i8*, i8* } zeroinitializer, section "__objc_protocols", comdat, align 8
+// CHECK-NEW: @.objc_null_protocol_ref = linkonce_odr hidden global { i8* } zeroinitializer, section "__objc_protocol_refs", comdat, align 8
+// CHECK-NEW: @.objc_null_class_alias = linkonce_odr hidden global { i8*, i8* } zeroinitializer, section "__objc_class_aliases", comdat, align 8
+// CHECK-NEW: @.objc_null_constant_string = linkonce_odr hidden global { i8*, i32, i32, i32, i32, i8* } zeroinitializer, section "__objc_constant_string", comdat, align 8
+// Make sure that the null symbols are not going to be removed, even by linking.
+// CHECK-NEW: @llvm.used = appending global [7 x i8*] [i8* bitcast ({ { i8*, i8*, i8*, i64, i64, i64, i8*, i8*, i8*, i8*, i8*, i8*, i8*, i8*, i8*, i64, i8* }*, i8*, i8*, i64, i64, i64, i8*, i8*, i8*, i8*, i8*, i8*, i8*, i8*, i8*, i64, i8* }** @._OBJC_INIT_CLASS_X to i8*), i8* bitcast ({ i8*, i8* }* @.objc_null_selector to i8*), i8* bitcast ({ i8*, i8*, i8*, i8*, i8*, i8*, i8* }* @.objc_null_category to i8*), i8* bitcast ({ i8*, i8*, i8*, i8*, i8*, i8*, i8*, i8*, i8*, i8*, i8* }* @.objc_null_protocol to i8*), i8* bitcast ({ i8* }* @.objc_null_protocol_ref to i8*), i8* bitcast ({ i8*, i8* }* @.objc_null_class_alias to i8*), i8* bitcast ({ i8*, i32, i32, i32, i32, i8* }* @.objc_null_constant_string to i8*)], section "llvm.metadata"
+// Make sure that the load function and the reference to it are marked as used.
+// CHECK-NEW: @llvm.compiler.used = appending global [2 x i8*] [i8* bitcast (void ()* @.objcv2_load_function to i8*), i8* bitcast (void ()** @.objc_ctor to i8*)], section "llvm.metadata"
+
+// Check that we emit the load function in a comdat and that it does the right thing.
+// CHECK-NEW: define linkonce_odr hidden void @.objcv2_load_function() comdat {
+// CHECK-NEW-NEXT: entry:
+// CHECK-NEW-NEXT: call void @__objc_load(
+// CHECK-NEW-SAME: @.objc_init
+// CHECK-NEW-NEXT: ret void
+
+// CHECK-OLD: @4 = internal global { i64, i64, i8*, { i64, { i8*, i8* }*, i16, i16, [4 x i8*] }* } { i64 9, i64 32, i8* getelementptr inbounds ([{{[0-9]+}} x i8], [{{[0-9]+}} x i8]* @.objc_source_file_name, i64 0, i64 0), { i64, { i8*, i8* }*, i16, i16, [4 x i8*] }* @3 }, align 8
+// CHECK-OLD: @llvm.global_ctors = appending global [1 x { i32, void ()*, i8* }] [{ i32, void ()*, i8* } { i32 65535, void ()* @.objc_load_function, i8* null }]
+
+// CHECK-OLD: define internal void @.objc_load_function() {
+// CHECK-OLD-NEXT: entry:
+// CHECK-OLD-NEXT: call void ({ i64, i64, i8*, { i64, { i8*, i8* }*, i16, i16, [4 x i8*] }* }*, ...) @__objc_exec_class({ i64, i64, i8*, { i64, { i8*, i8* }*, i16, i16, [4 x i8*] }* }* @4)
+
diff --git a/test/CodeGenObjC/gnustep2-category.m b/test/CodeGenObjC/gnustep2-category.m
new file mode 100644
index 000000000000..e0dd7e3f5474
--- /dev/null
+++ b/test/CodeGenObjC/gnustep2-category.m
@@ -0,0 +1,26 @@
+// RUN: %clang_cc1 -triple x86_64-unknown-freebsd -S -emit-llvm -fobjc-runtime=gnustep-2.0 -o - %s | FileCheck %s
+
+
+// Check that we have a method list that refers to the correct thing method:
+// CHECK: internal global { i8*, i32, i64, [1 x { i8* (i8*, i8*, ...)*, i8*, i8* }] } { i8* null, i32 1, i64 24,
+// CHECK-SAME: @_i_X_Cat_x
+// CHECK-SAME: @".objc_selector_x_i16\010:8"
+
+// Check that we emit the correct encoding for the property (somewhere)
+// CHECK: c"Ti,R\00"
+
+// Check that we emit a single-element property list of the correct form.
+// CHECK: internal global { i32, i32, i8*, [1 x { i8*, i8*, i8*, i8*, i8* }] }
+
+// CHECK: @.objc_category_XCat = internal global { i8*, i8*, i8*, i8*, i8*, i8*, i8* }
+// CHECK-SAME: section "__objc_cats", align 8
+
+@interface X @end
+
+@interface X (Cat)
+@property (readonly) int x;
+@end
+
+@implementation X (Cat)
+- (int)x { return 12; }
+@end
diff --git a/test/CodeGenObjC/gnustep2-class.m b/test/CodeGenObjC/gnustep2-class.m
new file mode 100644
index 000000000000..0103a6fceee3
--- /dev/null
+++ b/test/CodeGenObjC/gnustep2-class.m
@@ -0,0 +1,55 @@
+// RUN: %clang_cc1 -triple x86_64-unknown-freebsd -S -emit-llvm -fobjc-runtime=gnustep-2.0 -o - %s | FileCheck %s
+
+@interface Super @end
+
+@interface X : Super
+{
+ int ivar1;
+ id ivar2;
+}
+@property (readonly) int x;
+@property id y;
+@end
+
+@implementation X
+@synthesize y;
+
+- (int)x { return 12; }
++ (int)clsMeth { return 42; }
+- (id)meth { return ivar2; }
+@end
+
+// Check that we get an ivar offset variable for the synthesised ivar.
+// CHECK: @"__objc_ivar_offset_X.y.\01" = hidden global i32 16
+//
+// Check that we get a sensible metaclass method list.
+// CHECK: internal global { i8*, i32, i64, [1 x { i8* (i8*, i8*, ...)*, i8*, i8* }] }
+// CHECK-SAME: @_c_X__clsMeth
+
+// Check that we get a metaclass and that it is not an exposed symbol:
+// CHECK: @._OBJC_METACLASS_X = internal global
+
+// Check that we get a reference to the superclass symbol:
+// CHECK: @._OBJC_CLASS_Super = external global i8*
+
+// Check that we get an ivar list with all three ivars, in the correct order
+// CHECK: private global { i32, i64, [3 x { i8*, i8*, i32*, i32, i32 }] }
+// CHECK-SAME: @__objc_ivar_offset_X.ivar1.i
+// CHECK-SAME: @"__objc_ivar_offset_X.ivar2.\01"
+// CHECK-SAME: @"__objc_ivar_offset_X.y.\01"
+
+// Check that we get some plausible property metadata.
+// CHECK: private unnamed_addr constant [5 x i8] c"Ti,R\00", align 1
+// CHECK: private unnamed_addr constant [6 x i8] c"T@,Vy\00", align 1
+// CHECK: = internal global { i32, i32, i8*, [2 x { i8*, i8*, i8*, i8*, i8* }] } { i32 2, i32 40, i8* null,
+
+// Check that we get a class structure.
+// CHECK: @._OBJC_CLASS_X = global { { i8*, i8*, i8*, i64, i64, i64, i8*, i8*, i8*, i8*, i8*, i8*, i8*, i8*, i8*, i64, i8* }*, i8*, i8*, i64, i64, i64, { i32, i64, [3 x { i8*, i8*, i32*, i32, i32 }] }*, i8*, i8*, i8*, i8*, i8*, i8*, i8*, i8*, i64, { i32, i32, i8*, [2 x { i8*, i8*, i8*, i8*, i8* }] }* }
+// CHECK-SAME: @._OBJC_METACLASS_X
+// CHECK-SAME: @._OBJC_CLASS_Super
+
+// And check that we get a pointer to it in the right place
+// CHECK: @._OBJC_REF_CLASS_X = global
+// CHECK-SAME: @._OBJC_CLASS_X
+// CHECK-SAME: section "__objc_class_refs"
+
diff --git a/test/CodeGenObjC/gnustep2-ivar-offset.m b/test/CodeGenObjC/gnustep2-ivar-offset.m
new file mode 100644
index 000000000000..432fa567de30
--- /dev/null
+++ b/test/CodeGenObjC/gnustep2-ivar-offset.m
@@ -0,0 +1,28 @@
+// RUN: %clang_cc1 -triple x86_64-unknown-freebsd -S -emit-llvm -fobjc-runtime=gnustep-2.0 -o - %s | FileCheck %s
+
+
+@class NSString;
+
+@interface ANObject {
+@public
+// Public ivars have default visibility
+// CHECK: @"__objc_ivar_offset_ANObject.isa.\01" = global i32 0
+ struct objc_object *isa;
+@private
+// Private and package ivars should have hidden linkage.
+// Check that in the GNUstep v2 ABI, instance variable offset names include
+// type encodings (with @ mangled to \01 to avoid collisions with ELF symbol
+// versions).
+// CHECK: private unnamed_addr constant [12 x i8] c"@\22NSString\22\00"
+// CHECK: @"__objc_ivar_offset_ANObject._stringIvar.\01" = hidden global i32 8
+ NSString *_stringIvar;
+@package
+// CHECK: @__objc_ivar_offset_ANObject._intIvar.i = hidden global i32 16
+ int _intIvar;
+}
+@end
+@implementation ANObject @end
+
+// Check that the ivar metadata contains 3 entries of the correct form and correctly sets the size.
+// CHECK: @.objc_ivar_list = private global { i32, i64, [3 x { i8*, i8*, i32*, i32, i32 }] } { i32 3, i64 32,
+// Check that we're emitting the extended type encoding for the string ivar.
diff --git a/test/CodeGenObjC/gnustep2-proto.m b/test/CodeGenObjC/gnustep2-proto.m
new file mode 100644
index 000000000000..536714f03a99
--- /dev/null
+++ b/test/CodeGenObjC/gnustep2-proto.m
@@ -0,0 +1,39 @@
+// RUN: %clang_cc1 -triple x86_64-unknown-freebsd -S -emit-llvm -fobjc-runtime=gnustep-2.0 -o - %s | FileCheck %s
+
+@protocol X
+@optional
+- (id)x;
+@required
++ (void*)y;
+@property int reqProp;
+@optional
+@property int optProp;
+@end
+
+// Check that we get some plausible-looking method lists.
+// CHECK: internal global { i32, i32, [2 x { i8*, i8* }] } { i32 2, i32 16,
+// CHECK-SAME: @".objc_selector_reqProp_i16\010:8"
+// CHECK-SAME: @".objc_selector_setReqProp:_v20\010:8i16"
+// CHECK: internal global { i32, i32, [3 x { i8*, i8* }] } { i32 3, i32 16,
+// CHECK-SAME: @".objc_selector_x_\0116\010:8"
+// CHECK-SAME: @".objc_selector_optProp_i16\010:8"
+// CHECK-SAME: @".objc_selector_setOptProp:_v20\010:8i16"
+
+
+// Check that we're emitting the protocol and a correctly initialised
+// indirection variable.
+// CHECK: @._OBJC_PROTOCOL_X = global
+// CHECK-SAME: , section "__objc_protocols", comdat, align 8
+// CHECK: @._OBJC_REF_PROTOCOL_X = global
+// CHECK-SAME: @._OBJC_PROTOCOL_X
+// CHECK-SAME: , section "__objc_protocol_refs", align 8
+
+
+// Check that we load from the indirection variable on protocol references.
+// CHECK: define i8* @x()
+// CHECK: = load
+// CHECK-SAME: @._OBJC_REF_PROTOCOL_X, align 8
+void *x()
+{
+ return @protocol(X);
+}
diff --git a/test/CodeGenObjC/ivar-type-encoding.m b/test/CodeGenObjC/ivar-type-encoding.m
index 2fd962cf07bb..a7ad55c6715c 100644
--- a/test/CodeGenObjC/ivar-type-encoding.m
+++ b/test/CodeGenObjC/ivar-type-encoding.m
@@ -29,10 +29,10 @@ int main() {
return 0;
}
-// CHECK: @0 = private unnamed_addr constant [12 x i8] c"_stringIvar\00"
-// CHECK: @1 = private unnamed_addr constant [12 x i8] c"@\22NSString\22\00"
-// CHECK: @2 = private unnamed_addr constant [9 x i8] c"_intIvar\00"
-// CHECK: @3 = private unnamed_addr constant [2 x i8] c"i\00"
+// CHECK: = private unnamed_addr constant [12 x i8] c"_stringIvar\00"
+// CHECK: = private unnamed_addr constant [12 x i8] c"@\22NSString\22\00"
+// CHECK: = private unnamed_addr constant [9 x i8] c"_intIvar\00"
+// CHECK: = private unnamed_addr constant [2 x i8] c"i\00"
@interface Class1 {
int : 3;
diff --git a/test/CodeGenObjC/messages-2.m b/test/CodeGenObjC/messages-2.m
index be66f71f66f7..38c5d5016a92 100644
--- a/test/CodeGenObjC/messages-2.m
+++ b/test/CodeGenObjC/messages-2.m
@@ -157,7 +157,7 @@ void test0(A *x) {
// CHECK: call {{.*}} @objc_msgSend_stret to
// CHECK-NEXT: br label
// CHECK: [[T0:%.*]] = bitcast [[POINT_T]]* [[POINT]] to i8*
- // CHECK-NEXT: call void @llvm.memset.p0i8.i64(i8* [[T0]], i8 0, i64 48, i32 4, i1 false)
+ // CHECK-NEXT: call void @llvm.memset.p0i8.i64(i8* align 4 [[T0]], i8 0, i64 48, i1 false)
// CHECK-NEXT: br label
// CHECK-NF: [[X:%.*]] = alloca [[A]]*
@@ -169,7 +169,7 @@ void test0(A *x) {
// CHECK-NF: call {{.*}} @objc_msgSend_stret to
// CHECK-NF-NEXT: br label
// CHECK-NF: [[T0:%.*]] = bitcast [[POINT_T]]* [[POINT]] to i8*
- // CHECK-NF-NEXT: call void @llvm.memset.p0i8.i64(i8* [[T0]], i8 0, i64 48, i32 4, i1 false)
+ // CHECK-NF-NEXT: call void @llvm.memset.p0i8.i64(i8* align 4 [[T0]], i8 0, i64 48, i1 false)
// CHECK-NF-NEXT: br label
MyPoint point = [x returnAPoint];
}
diff --git a/test/CodeGenObjC/noescape.m b/test/CodeGenObjC/noescape.m
index 49bc0e4a7d33..56e1e51e5d3f 100644
--- a/test/CodeGenObjC/noescape.m
+++ b/test/CodeGenObjC/noescape.m
@@ -1,4 +1,5 @@
-// RUN: %clang_cc1 -triple x86_64-apple-darwin -fblocks -emit-llvm -o - %s | FileCheck %s
+// RUN: %clang_cc1 -triple x86_64-apple-darwin -fblocks -emit-llvm -o - %s | FileCheck -check-prefix CHECK -check-prefix CHECK-NOARC %s
+// RUN: %clang_cc1 -triple x86_64-apple-darwin -fblocks -emit-llvm -fobjc-arc -o - %s | FileCheck -check-prefix CHECK -check-prefix CHECK-ARC %s
typedef void (^BlockTy)(void);
@@ -12,6 +13,12 @@ void noescapeFunc1(__attribute__((noescape)) int *);
void noescapeFunc2(__attribute__((noescape)) id);
void noescapeFunc3(__attribute__((noescape)) union U);
+// Block descriptors of non-escaping blocks don't need pointers to copy/dispose
+// helper functions.
+
+// CHECK: %[[STRUCT_BLOCK_DESCRIPTOR:.*]] = type { i64, i64 }
+// CHECK: @[[BLOCK_DESCIPTOR_TMP_2:.*]] = internal constant { i64, i64, i8*, i64 } { i64 0, i64 40, i8* getelementptr inbounds ([6 x i8], [6 x i8]* @{{.*}}, i32 0, i32 0), i64 256 }, align 8
+
// CHECK-LABEL: define void @test0(
// CHECK: call void @noescapeFunc0({{.*}}, {{.*}} nocapture {{.*}})
// CHECK: declare void @noescapeFunc0(i8*, {{.*}} nocapture)
@@ -69,3 +76,41 @@ void test5(BlockTy2 b, int *p) {
^(int *__attribute__((noescape)) p0){}(p);
b(p);
}
+
+// If the block is non-escaping, set the BLOCK_IS_NOESCAPE and BLOCK_IS_GLOBAL
+// bits of field 'flags' and set the 'isa' field to 'NSConcreteGlobalBlock'.
+
+// CHECK: define void @test6(i8* %{{.*}}, i8* %[[B:.*]])
+// CHECK: %{{.*}} = alloca i8*, align 8
+// CHECK: %[[B_ADDR:.*]] = alloca i8*, align 8
+// CHECK: %[[BLOCK:.*]] = alloca <{ i8*, i32, i32, i8*, %[[STRUCT_BLOCK_DESCRIPTOR]]*, i8* }>, align 8
+// CHECK-NOARC: store i8* %[[B]], i8** %[[B_ADDR]], align 8
+// CHECK-ARC: store i8* null, i8** %[[B_ADDR]], align 8
+// CHECK-ARC: call void @objc_storeStrong(i8** %[[B_ADDR]], i8* %[[B]])
+// CHECK-ARC: %[[V0:.*]] = getelementptr inbounds <{ i8*, i32, i32, i8*, %[[STRUCT_BLOCK_DESCRIPTOR]]*, i8* }>, <{ i8*, i32, i32, i8*, %[[STRUCT_BLOCK_DESCRIPTOR]]*, i8* }>* %[[BLOCK]], i32 0, i32 5
+// CHECK: %[[BLOCK_ISA:.*]] = getelementptr inbounds <{ i8*, i32, i32, i8*, %[[STRUCT_BLOCK_DESCRIPTOR]]*, i8* }>, <{ i8*, i32, i32, i8*, %[[STRUCT_BLOCK_DESCRIPTOR]]*, i8* }>* %[[BLOCK]], i32 0, i32 0
+// CHECK: store i8* bitcast (i8** @_NSConcreteGlobalBlock to i8*), i8** %[[BLOCK_ISA]], align 8
+// CHECK: %[[BLOCK_FLAGS:.*]] = getelementptr inbounds <{ i8*, i32, i32, i8*, %[[STRUCT_BLOCK_DESCRIPTOR]]*, i8* }>, <{ i8*, i32, i32, i8*, %[[STRUCT_BLOCK_DESCRIPTOR]]*, i8* }>* %[[BLOCK]], i32 0, i32 1
+// CHECK: store i32 -796917760, i32* %[[BLOCK_FLAGS]], align 8
+// CHECK: %[[BLOCK_DESCRIPTOR:.*]] = getelementptr inbounds <{ i8*, i32, i32, i8*, %[[STRUCT_BLOCK_DESCRIPTOR]]*, i8* }>, <{ i8*, i32, i32, i8*, %[[STRUCT_BLOCK_DESCRIPTOR]]*, i8* }>* %[[BLOCK]], i32 0, i32 4
+// CHECK: store %[[STRUCT_BLOCK_DESCRIPTOR]]* bitcast ({ i64, i64, i8*, i64 }* @[[BLOCK_DESCIPTOR_TMP_2]] to %[[STRUCT_BLOCK_DESCRIPTOR]]*), %[[STRUCT_BLOCK_DESCRIPTOR]]** %[[BLOCK_DESCRIPTOR]], align 8
+// CHECK: %[[BLOCK_CAPTURED:.*]] = getelementptr inbounds <{ i8*, i32, i32, i8*, %[[STRUCT_BLOCK_DESCRIPTOR]]*, i8* }>, <{ i8*, i32, i32, i8*, %[[STRUCT_BLOCK_DESCRIPTOR]]*, i8* }>* %[[BLOCK]], i32 0, i32 5
+// CHECK-NOARC: %[[V1:.*]] = load i8*, i8** %[[B_ADDR]], align 8
+// CHECK-NOARC: store i8* %[[V1]], i8** %[[BLOCK_CAPTURED]], align 8
+// CHECK-ARC: %[[V2:.*]] = load i8*, i8** %[[B_ADDR]], align 8
+// CHECK-ARC: %[[V3:.*]] = call i8* @objc_retain(i8* %[[V2]]) #3
+// CHECK-ARC: store i8* %[[V3]], i8** %[[BLOCK_CAPTURED]], align 8
+// CHECK: call void @noescapeFunc0(
+// CHECK-ARC: call void @objc_storeStrong(i8** %[[V0]], i8* null)
+// CHECK-ARC: call void @objc_storeStrong(i8** %[[B_ADDR]], i8* null)
+
+// Non-escaping blocks don't need copy/dispose helper functions.
+
+// CHECK-NOT: define internal void @__copy_helper_block_
+// CHECK-NOT: define internal void @__destroy_helper_block_
+
+void func(id);
+
+void test6(id a, id b) {
+ noescapeFunc0(a, ^{ func(b); });
+}
diff --git a/test/CodeGenObjC/nontrivial-c-struct-exception.m b/test/CodeGenObjC/nontrivial-c-struct-exception.m
new file mode 100644
index 000000000000..7db53bb74249
--- /dev/null
+++ b/test/CodeGenObjC/nontrivial-c-struct-exception.m
@@ -0,0 +1,62 @@
+// RUN: %clang_cc1 -triple arm64-apple-ios11 -fobjc-arc -fblocks -fobjc-runtime=ios-11.0 -fobjc-exceptions -fexceptions -emit-llvm -o - %s | FileCheck %s
+
+// CHECK: %[[STRUCT_STRONG:.*]] = type { i32, i8* }
+// CHECK: %[[STRUCT_WEAK:.*]] = type { i32, i8* }
+
+typedef struct {
+ int i;
+ id f1;
+} Strong;
+
+typedef struct {
+ int i;
+ __weak id f1;
+} Weak;
+
+// CHECK: define void @testStrongException()
+// CHECK: %[[AGG_TMP:.*]] = alloca %[[STRUCT_STRONG]], align 8
+// CHECK: %[[AGG_TMP1:.*]] = alloca %[[STRUCT_STRONG]], align 8
+// CHECK: %[[CALL:.*]] = call [2 x i64] @genStrong()
+// CHECK: %[[V0:.*]] = bitcast %[[STRUCT_STRONG]]* %[[AGG_TMP]] to [2 x i64]*
+// CHECK: store [2 x i64] %[[CALL]], [2 x i64]* %[[V0]], align 8
+// CHECK: invoke [2 x i64] @genStrong()
+
+// CHECK: call void @calleeStrong([2 x i64] %{{.*}}, [2 x i64] %{{.*}})
+// CHECK-NEXT: ret void
+
+// CHECK: landingpad { i8*, i32 }
+// CHECK: %[[V9:.*]] = bitcast %[[STRUCT_STRONG]]* %[[AGG_TMP]] to i8**
+// CHECK: call void @__destructor_8_s8(i8** %[[V9]])
+// CHECK: br label
+
+// CHECK: resume
+
+Strong genStrong(void);
+void calleeStrong(Strong, Strong);
+
+void testStrongException(void) {
+ calleeStrong(genStrong(), genStrong());
+}
+
+// CHECK: define void @testWeakException()
+// CHECK: %[[AGG_TMP:.*]] = alloca %[[STRUCT_WEAK]], align 8
+// CHECK: %[[AGG_TMP1:.*]] = alloca %[[STRUCT_WEAK]], align 8
+// CHECK: call void @genWeak(%[[STRUCT_WEAK]]* sret %[[AGG_TMP]])
+// CHECK: invoke void @genWeak(%[[STRUCT_WEAK]]* sret %[[AGG_TMP1]])
+
+// CHECK: call void @calleeWeak(%[[STRUCT_WEAK]]* %[[AGG_TMP]], %[[STRUCT_WEAK]]* %[[AGG_TMP1]])
+// CHECK: ret void
+
+// CHECK: landingpad { i8*, i32 }
+// CHECK: %[[V3:.*]] = bitcast %[[STRUCT_WEAK]]* %[[AGG_TMP]] to i8**
+// CHECK: call void @__destructor_8_w8(i8** %[[V3]])
+// CHECK: br label
+
+// CHECK: resume
+
+Weak genWeak(void);
+void calleeWeak(Weak, Weak);
+
+void testWeakException(void) {
+ calleeWeak(genWeak(), genWeak());
+}
diff --git a/test/CodeGenObjC/nontrivial-c-struct-func-name-collision.m b/test/CodeGenObjC/nontrivial-c-struct-func-name-collision.m
new file mode 100644
index 000000000000..bf512ec88b7f
--- /dev/null
+++ b/test/CodeGenObjC/nontrivial-c-struct-func-name-collision.m
@@ -0,0 +1,14 @@
+// RUN: %clang_cc1 -triple arm64-apple-ios11 -fobjc-arc -fblocks -fobjc-runtime=ios-11.0 -emit-llvm -verify -o - %s
+
+typedef struct { // expected-error {{special function __default_constructor_8_s8 for non-trivial C struct has incorrect type}}
+ int i;
+ id f1;
+} StrongSmall;
+
+int __default_constructor_8_s8(double a) {
+ return 0;
+}
+
+void testIncorrectFunctionType(void) {
+ StrongSmall x;
+}
diff --git a/test/CodeGenObjC/objc-container-subscripting-1.m b/test/CodeGenObjC/objc-container-subscripting-1.m
index f9322fa63c1e..18f2f8cf6ffd 100644
--- a/test/CodeGenObjC/objc-container-subscripting-1.m
+++ b/test/CodeGenObjC/objc-container-subscripting-1.m
@@ -25,8 +25,8 @@ int main() {
// CHECK-NEXT: store i8* [[CALL]], i8** [[OLDOBJ:%.*]], align 8
val = (array[10] = oldObject);
-// CHECK: [[THREE:%.*]] = load {{%.*}} [[array:%.*]], align 8
-// CHECK-NEXT: [[FOUR:%.*]] = load i8*, i8** [[oldObject:%.*]], align 8
+// CHECK: [[FOUR:%.*]] = load i8*, i8** [[oldObject:%.*]], align 8
+// CHECK-NEXT: [[THREE:%.*]] = load {{%.*}} [[array:%.*]], align 8
// CHECK-NEXT: [[FIVE:%.*]] = load i8*, i8** @OBJC_SELECTOR_REFERENCES_.2
// CHECK-NEXT: [[SIX:%.*]] = bitcast {{%.*}} [[THREE]] to i8*
// CHECK-NEXT: call void bitcast (i8* (i8*, i8*, ...)* @objc_msgSend to void (i8*, i8*, i8*, i32)*)(i8* [[SIX]], i8* [[FIVE]], i8* [[FOUR]], i32 10)
@@ -45,9 +45,9 @@ int main() {
val = (dictionary[key] = newObject);
-// CHECK: [[TWELVE:%.*]] = load {{%.*}} [[DICTIONARY]], align 8
+// CHECK: [[FOURTEEN:%.*]] = load i8*, i8** [[NEWOBJECT:%.*]], align 8
+// CHECK-NEXT: [[TWELVE:%.*]] = load {{%.*}} [[DICTIONARY]], align 8
// CHECK-NEXT: [[THIRTEEN:%.*]] = load i8*, i8** [[KEY]], align 8
-// CHECK-NEXT: [[FOURTEEN:%.*]] = load i8*, i8** [[NEWOBJECT:%.*]], align 8
// CHECK-NEXT: [[SIXTEEN:%.*]] = load i8*, i8** @OBJC_SELECTOR_REFERENCES_.6
// CHECK-NEXT: [[SEVENTEEN:%.*]] = bitcast {{%.*}} [[TWELVE]] to i8*
// CHECK-NEXT: call void bitcast (i8* (i8*, i8*, ...)* @objc_msgSend to void (i8*, i8*, i8*, i8*)*)(i8* [[SEVENTEEN]], i8* [[SIXTEEN]], i8* [[FOURTEEN]], i8* [[THIRTEEN]])
diff --git a/test/CodeGenObjC/objc-non-trivial-struct-nrvo.m b/test/CodeGenObjC/objc-non-trivial-struct-nrvo.m
new file mode 100644
index 000000000000..798aba248941
--- /dev/null
+++ b/test/CodeGenObjC/objc-non-trivial-struct-nrvo.m
@@ -0,0 +1,134 @@
+// RUN: %clang_cc1 -triple x86_64-apple-darwin10 -emit-llvm -fobjc-arc -fobjc-runtime-has-weak -o - %s | FileCheck %s
+
+// CHECK: %[[STRUCT_TRIVIAL:.*]] = type { i32 }
+// CHECK: %[[STRUCT_TRIVIALBIG:.*]] = type { [64 x i32] }
+// CHECK: %[[STRUCT_STRONG:.*]] = type { i8* }
+// CHECK: %[[STRUCT_WEAK:.*]] = type { i8* }
+
+typedef struct {
+ int x;
+} Trivial;
+
+typedef struct {
+ int x[64];
+} TrivialBig;
+
+typedef struct {
+ id x;
+} Strong;
+
+typedef struct {
+ __weak id x;
+} Weak;
+
+// CHECK: define i32 @testTrivial()
+// CHECK: %[[RETVAL:.*]] = alloca %[[STRUCT_TRIVIAL]], align 4
+// CHECK-NEXT: call void @func0(%[[STRUCT_TRIVIAL]]* %[[RETVAL]])
+// CHECK-NOT: memcpy
+// CHECK: ret i32 %
+
+void func0(Trivial *);
+
+Trivial testTrivial(void) {
+ Trivial a;
+ func0(&a);
+ return a;
+}
+
+void func1(TrivialBig *);
+
+// CHECK: define void @testTrivialBig(%[[STRUCT_TRIVIALBIG]]* noalias sret %[[AGG_RESULT:.*]])
+// CHECK-NOT: alloca
+// CHECK: call void @func1(%[[STRUCT_TRIVIALBIG]]* %[[AGG_RESULT]])
+// CHECK-NEXT: ret void
+
+TrivialBig testTrivialBig(void) {
+ TrivialBig a;
+ func1(&a);
+ return a;
+}
+
+// CHECK: define i8* @testStrong()
+// CHECK: %[[RETVAL:.*]] = alloca %[[STRUCT_STRONG]], align 8
+// CHECK: %[[NRVO:.*]] = alloca i1, align 1
+// CHECK: %[[V0:.*]] = bitcast %[[STRUCT_STRONG]]* %[[RETVAL]] to i8**
+// CHECK: call void @__default_constructor_8_s0(i8** %[[V0]])
+// CHECK: store i1 true, i1* %[[NRVO]], align 1
+// CHECK: %[[NRVO_VAL:.*]] = load i1, i1* %[[NRVO]], align 1
+// CHECK: br i1 %[[NRVO_VAL]],
+
+// CHECK: %[[V1:.*]] = bitcast %[[STRUCT_STRONG]]* %[[RETVAL]] to i8**
+// CHECK: call void @__destructor_8_s0(i8** %[[V1]])
+// CHECK: br
+
+// CHECK: %[[COERCE_DIVE:.*]] = getelementptr inbounds %[[STRUCT_STRONG]], %[[STRUCT_STRONG]]* %[[RETVAL]], i32 0, i32 0
+// CHECK: %[[V2:.*]] = load i8*, i8** %[[COERCE_DIVE]], align 8
+// CHECK: ret i8* %[[V2]]
+
+Strong testStrong(void) {
+ Strong a;
+ return a;
+}
+
+// CHECK: define void @testWeak(%[[STRUCT_WEAK]]* noalias sret %[[AGG_RESULT:.*]])
+// CHECK: %[[NRVO:.*]] = alloca i1, align 1
+// CHECK: %[[V0:.*]] = bitcast %[[STRUCT_WEAK]]* %[[AGG_RESULT]] to i8**
+// CHECK: call void @__default_constructor_8_w0(i8** %[[V0]])
+// CHECK: store i1 true, i1* %[[NRVO]], align 1
+// CHECK: %[[NRVO_VAL:.*]] = load i1, i1* %[[NRVO]], align 1
+// CHECK: br i1 %[[NRVO_VAL]],
+
+// CHECK: %[[V1:.*]] = bitcast %[[STRUCT_WEAK]]* %[[AGG_RESULT]] to i8**
+// CHECK: call void @__destructor_8_w0(i8** %[[V1]])
+// CHECK: br
+
+// CHECK-NOT: call
+// CHECK: ret void
+
+Weak testWeak(void) {
+ Weak a;
+ return a;
+}
+
+// CHECK: define void @testWeak2(
+// CHECK: call void @__default_constructor_8_w0(
+// CHECK: call void @__default_constructor_8_w0(
+// CHECK: call void @__copy_constructor_8_8_w0(
+// CHECK: call void @__copy_constructor_8_8_w0(
+// CHECK: call void @__destructor_8_w0(
+// CHECK: call void @__destructor_8_w0(
+
+Weak testWeak2(int c) {
+ Weak a, b;
+ if (c)
+ return a;
+ else
+ return b;
+}
+
+// CHECK: define internal void @"\01-[C1 foo1]"(%[[STRUCT_WEAK]]* noalias sret %[[AGG_RESULT:.*]], %{{.*}}* %{{.*}}, i8* %{{.*}})
+// CHECK: %[[NRVO:.*]] = alloca i1, align 1
+// CHECK: %[[V0:.*]] = bitcast %[[STRUCT_WEAK]]* %[[AGG_RESULT]] to i8**
+// CHECK: call void @__default_constructor_8_w0(i8** %[[V0]])
+// CHECK: store i1 true, i1* %[[NRVO]], align 1
+// CHECK: %[[NRVO_VAL:.*]] = load i1, i1* %[[NRVO]], align 1
+// CHECK: br i1 %[[NRVO_VAL]],
+
+// CHECK: %[[V1:.*]] = bitcast %[[STRUCT_WEAK]]* %[[AGG_RESULT]] to i8**
+// CHECK: call void @__destructor_8_w0(i8** %[[V1]])
+// CHECK: br
+
+// CHECK-NOT: call
+// CHECK: ret void
+
+__attribute__((objc_root_class))
+@interface C1
+- (Weak)foo1;
+@end
+
+@implementation C1
+- (Weak)foo1 {
+ Weak a;
+ return a;
+}
+@end
diff --git a/test/CodeGenObjC/objc-runtime-name.m b/test/CodeGenObjC/objc-runtime-name.m
new file mode 100644
index 000000000000..228525fc55c0
--- /dev/null
+++ b/test/CodeGenObjC/objc-runtime-name.m
@@ -0,0 +1,24 @@
+// RUN: %clang_cc1 -triple i386-apple-macosx10.13.0 -fobjc-runtime=macosx-fragile-10.13.0 -fobjc-subscripting-legacy-runtime -emit-llvm -o - %s | FileCheck %s
+
+// Check that the runtime name is emitted and used instead of the class
+// identifier.
+
+// CHECK: module asm {{.*}}objc_class_name_XYZ=0
+// CHECK: module asm {{.*}}globl .objc_class_name_XYZ
+// CHECK: module asm {{.*}}lazy_reference .objc_class_name_XYZ
+
+// CHECK: @[[OBJC_CLASS_NAME:.*]] = private unnamed_addr constant [4 x i8] c"XYZ{{.*}}, section "__TEXT,__cstring,cstring_literals",
+// CHECK: = private global {{.*}} bitcast ([4 x i8]* @[[OBJC_CLASS_NAME]] to {{.*}}), section "__OBJC,__cls_refs,literal_pointers,no_dead_strip"
+
+__attribute__((objc_root_class,objc_runtime_name("XYZ")))
+@interface A
++(void)m1;
+@end
+
+@implementation A
++(void)m1 {}
+@end
+
+void test(void) {
+ [A m1];
+}
diff --git a/test/CodeGenObjC/personality.m b/test/CodeGenObjC/personality.m
new file mode 100644
index 000000000000..0db0803c455d
--- /dev/null
+++ b/test/CodeGenObjC/personality.m
@@ -0,0 +1,76 @@
+// RUN: %clang_cc1 -triple i686-unknown-linux-gnu -fexceptions -fobjc-exceptions -fobjc-runtime=macosx-fragile -S -emit-llvm %s -o - | FileCheck %s -check-prefix CHECK-MACOSX-FRAGILE
+// RUN: %clang_cc1 -triple i686-unknown-linux-gnu -fexceptions -fobjc-exceptions -fobjc-runtime=ios -S -emit-llvm %s -o - | FileCheck %s -check-prefix CHECK-NS
+// RUN: %clang_cc1 -triple i686-unknown-linux-gnu -fexceptions -fobjc-exceptions -fobjc-runtime=macosx -S -emit-llvm %s -o - | FileCheck %s -check-prefix CHECK-NS
+// RUN: %clang_cc1 -triple i686-unknown-linux-gnu -fexceptions -fobjc-exceptions -fobjc-runtime=watchos -S -emit-llvm %s -o - | FileCheck %s -check-prefix CHECK-NS
+// RUN: %clang_cc1 -triple i686-unknown-linux-gnu -fexceptions -fobjc-exceptions -fobjc-runtime=gnustep-1.7 -S -emit-llvm %s -o - | FileCheck %s -check-prefix CHECK-GNUSTEP-1_7
+// RUN: %clang_cc1 -triple i686-unknown-linux-gnu -fexceptions -fobjc-exceptions -fobjc-runtime=gnustep -S -emit-llvm %s -o - | FileCheck %s -check-prefix CHECK-GNUSTEP
+// RUN: %clang_cc1 -triple i686-unknown-linux-gnu -fexceptions -fobjc-exceptions -fobjc-runtime=gcc -S -emit-llvm %s -o - | FileCheck %s -check-prefix CHECK-GCC
+// RUN: %clang_cc1 -triple i686-unknown-linux-gnu -fexceptions -fseh-exceptions -fobjc-exceptions -fobjc-runtime=gcc -S -emit-llvm %s -o - | FileCheck %s -check-prefix CHECK-GCC-SEH
+// RUN: %clang_cc1 -triple i686-unknown-linux-gnu -fexceptions -fsjlj-exceptions -fobjc-exceptions -fobjc-runtime=gcc -S -emit-llvm %s -o - | FileCheck %s -check-prefix CHECK-GCC-SJLJ
+// RUN: %clang_cc1 -triple i686-unknown-linux-gnu -fexceptions -fobjc-exceptions -fobjc-runtime=objfw -S -emit-llvm %s -o - | FileCheck %s -check-prefix CHECK-OBJFW
+// RUN: %clang_cc1 -triple i686-unknown-linux-gnu -fexceptions -fseh-exceptions -fobjc-exceptions -fobjc-runtime=objfw -S -emit-llvm %s -o - | FileCheck %s -check-prefix CHECK-OBJFW-SEH
+// RUN: %clang_cc1 -triple i686-unknown-linux-gnu -fexceptions -fsjlj-exceptions -fobjc-exceptions -fobjc-runtime=objfw -S -emit-llvm %s -o - | FileCheck %s -check-prefix CHECK-OBJFW-SJLJ
+
+// RUN: %clang_cc1 -triple i686-unknown-windows-msvc -fexceptions -fobjc-exceptions -fobjc-runtime=macosx-fragile -S -emit-llvm %s -o - | FileCheck %s -check-prefix CHECK-WIN-MSVC
+// RUN: %clang_cc1 -triple i686-unknown-windows-msvc -fexceptions -fobjc-exceptions -fobjc-runtime=ios -S -emit-llvm %s -o - | FileCheck %s -check-prefix CHECK-WIN-MSVC
+// RUN: %clang_cc1 -triple i686-unknown-windows-msvc -fexceptions -fobjc-exceptions -fobjc-runtime=macosx -S -emit-llvm %s -o - | FileCheck %s -check-prefix CHECK-WIN-MSVC
+// RUN: %clang_cc1 -triple i686-unknown-windows-msvc -fexceptions -fobjc-exceptions -fobjc-runtime=watchos -S -emit-llvm %s -o - | FileCheck %s -check-prefix CHECK-WIN-MSVC
+// RUN: %clang_cc1 -triple i686-unknown-windows-msvc -fexceptions -fobjc-exceptions -fobjc-runtime=gnustep-1.7 -S -emit-llvm %s -o - | FileCheck %s -check-prefix CHECK-WIN-MSVC
+// RUN: %clang_cc1 -triple i686-unknown-windows-msvc -fexceptions -fobjc-exceptions -fobjc-runtime=gnustep -S -emit-llvm %s -o - | FileCheck %s -check-prefix CHECK-WIN-MSVC
+// RUN: %clang_cc1 -triple i686-unknown-windows-msvc -fexceptions -fobjc-exceptions -fobjc-runtime=gcc -S -emit-llvm %s -o - | FileCheck %s -check-prefix CHECK-WIN-MSVC
+// RUN: %clang_cc1 -triple i686-unknown-windows-msvc -fexceptions -fobjc-exceptions -fobjc-runtime=objfw -S -emit-llvm %s -o - | FileCheck %s -check-prefix CHECK-WIN-MSVC
+
+// RUN: %clang_cc1 -triple i686-unknown-windows-gnu -fexceptions -fobjc-exceptions -fobjc-runtime=macosx-fragile -S -emit-llvm %s -o - | FileCheck %s -check-prefix CHECK-MACOSX-FRAGILE
+// RUN: %clang_cc1 -triple i686-unknown-windows-gnu -fexceptions -fdwarf-exceptions -fobjc-exceptions -fobjc-runtime=macosx-fragile -S -emit-llvm %s -o - | FileCheck %s -check-prefix CHECK-MACOSX-FRAGILE-MINGW-DWARF
+// RUN: %clang_cc1 -triple i686-unknown-windows-gnu -fexceptions -fseh-exceptions -fobjc-exceptions -fobjc-runtime=macosx-fragile -S -emit-llvm %s -o - | FileCheck %s -check-prefix CHECK-MACOSX-FRAGILE-MINGW-SEH
+// RUN: %clang_cc1 -triple i686-unknown-windows-gnu -fexceptions -fsjlj-exceptions -fobjc-exceptions -fobjc-runtime=macosx-fragile -S -emit-llvm %s -o - | FileCheck %s -check-prefix CHECK-MACOSX-FRAGILE-MINGW-SJLJ
+// RUN: %clang_cc1 -triple i686-unknown-windows-gnu -fexceptions -fobjc-exceptions -fobjc-runtime=ios -S -emit-llvm %s -o - | FileCheck %s -check-prefix CHECK-NS
+// RUN: %clang_cc1 -triple i686-unknown-windows-gnu -fexceptions -fobjc-exceptions -fobjc-runtime=macosx -S -emit-llvm %s -o - | FileCheck %s -check-prefix CHECK-NS
+// RUN: %clang_cc1 -triple i686-unknown-windows-gnu -fexceptions -fobjc-exceptions -fobjc-runtime=watchos -S -emit-llvm %s -o - | FileCheck %s -check-prefix CHECK-NS
+// RUN: %clang_cc1 -triple i686-unknown-windows-gnu -fexceptions -fobjc-exceptions -fobjc-runtime=gnustep-1.7 -S -emit-llvm %s -o - | FileCheck %s -check-prefix CHECK-GNUSTEP-1_7
+// RUN: %clang_cc1 -triple i686-unknown-windows-gnu -fexceptions -fobjc-exceptions -fobjc-runtime=gnustep -S -emit-llvm %s -o - | FileCheck %s -check-prefix CHECK-GNUSTEP
+// RUN: %clang_cc1 -triple i686-unknown-windows-gnu -fexceptions -fobjc-exceptions -fobjc-runtime=gcc -S -emit-llvm %s -o - | FileCheck %s -check-prefix CHECK-GCC
+// RUN: %clang_cc1 -triple i686-unknown-windows-gnu -fexceptions -fseh-exceptions -fobjc-exceptions -fobjc-runtime=gcc -S -emit-llvm %s -o - | FileCheck %s -check-prefix CHECK-GCC-SEH
+// RUN: %clang_cc1 -triple i686-unknown-windows-gnu -fexceptions -fsjlj-exceptions -fobjc-exceptions -fobjc-runtime=gcc -S -emit-llvm %s -o - | FileCheck %s -check-prefix CHECK-GCC-SJLJ
+// RUN: %clang_cc1 -triple i686-unknown-windows-gnu -fexceptions -fobjc-exceptions -fobjc-runtime=objfw -S -emit-llvm %s -o - | FileCheck %s -check-prefix CHECK-OBJFW
+// RUN: %clang_cc1 -triple i686-unknown-windows-gnu -fexceptions -fseh-exceptions -fobjc-exceptions -fobjc-runtime=objfw -S -emit-llvm %s -o - | FileCheck %s -check-prefix CHECK-OBJFW-SEH
+// RUN: %clang_cc1 -triple i686-unknown-windows-gnu -fexceptions -fsjlj-exceptions -fobjc-exceptions -fobjc-runtime=objfw -S -emit-llvm %s -o - | FileCheck %s -check-prefix CHECK-OBJFW-SJLJ
+
+void g(void);
+
+// CHECK-MACOSX-FRAGILE: personality i8* bitcast (i32 (...)* @__gcc_personality_v0 to i8*)
+// CHECK-NS: personality i8* bitcast (i32 (...)* @__objc_personality_v0 to i8*)
+// CHECK-GNUSTEP-1_7: personality i8* bitcast (i32 (...)* @__gnustep_objc_personality_v0 to i8*)
+// CHECK-GNUSTEP: personality i8* bitcast (i32 (...)* @__gnu_objc_personality_v0 to i8*)
+// CHECK-GCC: personality i8* bitcast (i32 (...)* @__gnu_objc_personality_v0 to i8*)
+// CHECK-GCC-SEH: personality i8* bitcast (i32 (...)* @__gnu_objc_personality_seh0 to i8*)
+// CHECK-GCC-SJLJ: personality i8* bitcast (i32 (...)* @__gnu_objc_personality_sj0 to i8*)
+// CHECK-OBJFW: personality i8* bitcast (i32 (...)* @__gnu_objc_personality_v0 to i8*)
+// CHECK-OBJFW-SEH: personality i8* bitcast (i32 (...)* @__gnu_objc_personality_seh0 to i8*)
+// CHECK-OBJFW-SJLJ: personality i8* bitcast (i32 (...)* @__gnu_objc_personality_sj0 to i8*)
+
+// CHECK-WIN-MSVC: personality i8* bitcast (i32 (...)* @__CxxFrameHandler3 to i8*)
+
+// CHECK-MACOSX-FRAGILE-MINGW-DWARF: personality i8* bitcast (i32 (...)* @__gcc_personality_v0 to i8*)
+// CHECK-MACOSX-FRAGILE-MINGW-SEH: personality i8* bitcast (i32 (...)* @__gcc_personality_seh0 to i8*)
+// CHECK-MACOSX-FRAGILE-MINGW-SJLJ: personality i8* bitcast (i32 (...)* @__gcc_personality_sj0 to i8*)
+
+void f(void) {
+ @try {
+ g();
+ } @catch (...) {
+ }
+}
+
+#if defined(__SEH_EXCEPTIONS__)
+// CHECK-WIN-SEH-X86: personality i8* bitcast (i32 (...)* @_except_handler3 to i8*)
+// CHECK-WIN-SEH-X64: personality i8* bitcast (i32 (...)* @__C_specific_handler to i8*)
+
+void h(void) {
+ __try {
+ i();
+ } __finally {
+ }
+}
+#endif
+
diff --git a/test/CodeGenObjC/runtime-abi-match.m b/test/CodeGenObjC/runtime-abi-match.m
index ef391724ece0..ac8eea6cd421 100644
--- a/test/CodeGenObjC/runtime-abi-match.m
+++ b/test/CodeGenObjC/runtime-abi-match.m
@@ -1,4 +1,4 @@
-// RUN: %clang -target armv7-windows -fobjc-runtime=ios -O1 -fexceptions -S -emit-llvm %s -o - | FileCheck %s
+// RUN: %clang_cc1 -triple thumbv7--windows-itanium -fobjc-runtime=ios -O1 -fexceptions -fobjc-exceptions -emit-llvm %s -o - | FileCheck %s
// REQUIRES: arm-registered-target
void (*f)(id);
diff --git a/test/CodeGenObjC/stret-1.m b/test/CodeGenObjC/stret-1.m
index 2314d5a9ecf5..1122c28a468b 100644
--- a/test/CodeGenObjC/stret-1.m
+++ b/test/CodeGenObjC/stret-1.m
@@ -16,7 +16,7 @@ int main(int argc, const char **argv)
s = [(id)(argc&~255) method];
// CHECK: call void bitcast (i8* (i8*, i8*, ...)* @objc_msgSend to void (%struct.stret*, i8*, i8*)*)(%struct.stret* sret [[T0:%[^,]+]]
// CHECK: [[T0P:%.*]] = bitcast %struct.stret* [[T0]] to i8*
- // CHECK: call void @llvm.memset.p0i8.i64(i8* [[T0P]], i8 0, i64 400, i32 4, i1 false)
+ // CHECK: call void @llvm.memset.p0i8.i64(i8* align 4 [[T0P]], i8 0, i64 400, i1 false)
s = [Test method];
// CHECK: call void bitcast (i8* (i8*, i8*, ...)* @objc_msgSend to void (%struct.stret*, i8*, i8*)*)(%struct.stret* sret [[T1:%[^,]+]]
diff --git a/test/CodeGenObjC/strong-in-c-struct.m b/test/CodeGenObjC/strong-in-c-struct.m
new file mode 100644
index 000000000000..36e9049635f2
--- /dev/null
+++ b/test/CodeGenObjC/strong-in-c-struct.m
@@ -0,0 +1,563 @@
+// RUN: %clang_cc1 -triple arm64-apple-ios11 -fobjc-arc -fblocks -fobjc-runtime=ios-11.0 -emit-llvm -o - -DUSESTRUCT -I %S/Inputs %s | FileCheck %s
+
+// RUN: %clang_cc1 -triple arm64-apple-ios11 -fobjc-arc -fblocks -fobjc-runtime=ios-11.0 -emit-pch -I %S/Inputs -o %t %s
+// RUN: %clang_cc1 -triple arm64-apple-ios11 -fobjc-arc -fblocks -fobjc-runtime=ios-11.0 -include-pch %t -emit-llvm -o - -DUSESTRUCT -I %S/Inputs %s | FileCheck %s
+
+#ifndef HEADER
+#define HEADER
+#include "strong_in_union.h"
+
+typedef void (^BlockTy)(void);
+
+typedef struct {
+ int a[4];
+} Trivial;
+
+typedef struct {
+ Trivial f0;
+ id f1;
+} Strong;
+
+typedef struct {
+ int i;
+ id f1;
+} StrongSmall;
+
+typedef struct {
+ Strong f0;
+ id f1;
+ double d;
+} StrongOuter;
+
+typedef struct {
+ int f0;
+ volatile id f1;
+} StrongVolatile;
+
+typedef struct {
+ BlockTy f0;
+} StrongBlock;
+
+typedef struct {
+ int i;
+ id f0[2][2];
+} IDArray;
+
+typedef struct {
+ double d;
+ Strong f0[2][2];
+} StructArray;
+
+typedef struct {
+ id f0;
+ int i : 9;
+} Bitfield0;
+
+typedef struct {
+ char c;
+ int i0 : 2;
+ int i1 : 4;
+ id f0;
+ int i2 : 31;
+ int i3 : 1;
+ id f1;
+ int : 0;
+ int a[3];
+ id f2;
+ double d;
+ int i4 : 1;
+ volatile int i5 : 2;
+ volatile char i6;
+} Bitfield1;
+
+typedef struct {
+ id x;
+ volatile int a[16];
+} VolatileArray ;
+
+#endif
+
+#ifdef USESTRUCT
+
+StrongSmall getStrongSmall(void);
+StrongOuter getStrongOuter(void);
+void calleeStrongSmall(StrongSmall);
+void func(Strong *);
+
+// CHECK: %[[STRUCT_BITFIELD1:.*]] = type { i8, i8, i8*, i32, i8*, [3 x i32], i8*, double, i8, i8 }
+
+// CHECK: define void @test_constructor_destructor_StrongOuter()
+// CHECK: %[[T:.*]] = alloca %[[STRUCT_STRONGOUTER:.*]], align 8
+// CHECK: %[[V0:.*]] = bitcast %[[STRUCT_STRONGOUTER]]* %[[T]] to i8**
+// CHECK: call void @__default_constructor_8_s16_s24(i8** %[[V0]])
+// CHECK: %[[V1:.*]] = bitcast %[[STRUCT_STRONGOUTER]]* %[[T]] to i8**
+// CHECK: call void @__destructor_8_s16_s24(i8** %[[V1]])
+// CHECK: ret void
+
+// CHECK: define linkonce_odr hidden void @__default_constructor_8_s16_s24(i8** %[[DST:.*]])
+// CHECK: %[[DST_ADDR:.*]] = alloca i8**, align 8
+// CHECK: store i8** %[[DST]], i8*** %[[DST_ADDR]], align 8
+// CHECK: %[[V0:.*]] = load i8**, i8*** %[[DST_ADDR]], align 8
+// CHECK: call void @__default_constructor_8_s16(i8** %[[V0]])
+// CHECK: %[[V1:.*]] = bitcast i8** %[[V0]] to i8*
+// CHECK: %[[V2:.*]] = getelementptr inbounds i8, i8* %[[V1]], i64 24
+// CHECK: %[[V3:.*]] = bitcast i8* %[[V2]] to i8**
+// CHECK: %[[V4:.*]] = bitcast i8** %[[V3]] to i8*
+// CHECK: call void @llvm.memset.p0i8.i64(i8* align 8 %[[V4]], i8 0, i64 8, i1 false)
+// CHECK: ret void
+
+// CHECK: define linkonce_odr hidden void @__default_constructor_8_s16(i8** %[[DST:.*]])
+// CHECK: %[[DST_ADDR:.*]] = alloca i8**, align 8
+// CHECK: store i8** %[[DST]], i8*** %[[DST_ADDR]], align 8
+// CHECK: %[[V0:.*]] = load i8**, i8*** %[[DST_ADDR]], align 8
+// CHECK: %[[V1:.*]] = bitcast i8** %[[V0]] to i8*
+// CHECK: %[[V2:.*]] = getelementptr inbounds i8, i8* %[[V1]], i64 16
+// CHECK: %[[V3:.*]] = bitcast i8* %[[V2]] to i8**
+// CHECK: %[[V4:.*]] = bitcast i8** %[[V3]] to i8*
+// CHECK: call void @llvm.memset.p0i8.i64(i8* align 8 %[[V4]], i8 0, i64 8, i1 false)
+// CHECK: ret void
+
+// CHECK: define linkonce_odr hidden void @__destructor_8_s16_s24(i8** %[[DST:.*]])
+// CHECK: %[[DST_ADDR:.*]] = alloca i8**, align 8
+// CHECK: store i8** %[[DST]], i8*** %[[DST_ADDR]], align 8
+// CHECK: %[[V0:.*]] = load i8**, i8*** %[[DST_ADDR]], align 8
+// CHECK: call void @__destructor_8_s16(i8** %[[V0]])
+// CHECK: %[[V1:.*]] = bitcast i8** %[[V0]] to i8*
+// CHECK: %[[V2:.*]] = getelementptr inbounds i8, i8* %[[V1]], i64 24
+// CHECK: %[[V3:.*]] = bitcast i8* %[[V2]] to i8**
+// CHECK: call void @objc_storeStrong(i8** %[[V3]], i8* null)
+// CHECK: ret void
+
+// CHECK: define linkonce_odr hidden void @__destructor_8_s16(i8** %[[DST:.*]])
+// CHECK: %[[DST_ADDR:.*]] = alloca i8**, align 8
+// CHECK: store i8** %[[DST]], i8*** %[[DST_ADDR]], align 8
+// CHECK: %[[V0:.*]] = load i8**, i8*** %[[DST_ADDR]], align 8
+// CHECK: %[[V1:.*]] = bitcast i8** %[[V0]] to i8*
+// CHECK: %[[V2:.*]] = getelementptr inbounds i8, i8* %[[V1]], i64 16
+// CHECK: %[[V3:.*]] = bitcast i8* %[[V2]] to i8**
+// CHECK: call void @objc_storeStrong(i8** %[[V3]], i8* null)
+// CHECK: ret void
+
+void test_constructor_destructor_StrongOuter(void) {
+ StrongOuter t;
+}
+
+// CHECK: define void @test_copy_constructor_StrongOuter(%[[STRUCT_STRONGOUTER:.*]]* %[[S:.*]])
+// CHECK: %[[S_ADDR:.*]] = alloca %[[STRUCT_STRONGOUTER]]*, align 8
+// CHECK: %[[T:.*]] = alloca %[[STRUCT_STRONGOUTER]], align 8
+// CHECK: store %[[STRUCT_STRONGOUTER]]* %[[S]], %[[STRUCT_STRONGOUTER]]** %[[S_ADDR]], align 8
+// CHECK: %[[V0:.*]] = load %[[STRUCT_STRONGOUTER]]*, %[[STRUCT_STRONGOUTER]]** %[[S_ADDR]], align 8
+// CHECK: %[[V1:.*]] = bitcast %[[STRUCT_STRONGOUTER]]* %[[T]] to i8**
+// CHECK: %[[V2:.*]] = bitcast %[[STRUCT_STRONGOUTER]]* %[[V0]] to i8**
+// CHECK: call void @__copy_constructor_8_8_t0w16_s16_s24_t32w8(i8** %[[V1]], i8** %[[V2]])
+// CHECK: %[[V3:.*]] = bitcast %[[STRUCT_STRONGOUTER]]* %[[T]] to i8**
+// CHECK: call void @__destructor_8_s16_s24(i8** %[[V3]])
+// CHECK: ret void
+
+// CHECK: define linkonce_odr hidden void @__copy_constructor_8_8_t0w16_s16_s24_t32w8(i8** %[[DST:.*]], i8** %[[SRC:.*]])
+// CHECK: %[[DST_ADDR:.*]] = alloca i8**, align 8
+// CHECK: %[[SRC_ADDR:.*]] = alloca i8**, align 8
+// CHECK: store i8** %[[DST]], i8*** %[[DST_ADDR]], align 8
+// CHECK: store i8** %[[SRC]], i8*** %[[SRC_ADDR]], align 8
+// CHECK: %[[V0:.*]] = load i8**, i8*** %[[DST_ADDR]], align 8
+// CHECK: %[[V1:.*]] = load i8**, i8*** %[[SRC_ADDR]], align 8
+// CHECK: call void @__copy_constructor_8_8_t0w16_s16(i8** %[[V0]], i8** %[[V1]])
+// CHECK: %[[V2:.*]] = bitcast i8** %[[V0]] to i8*
+// CHECK: %[[V3:.*]] = getelementptr inbounds i8, i8* %[[V2]], i64 24
+// CHECK: %[[V4:.*]] = bitcast i8* %[[V3]] to i8**
+// CHECK: %[[V5:.*]] = bitcast i8** %[[V1]] to i8*
+// CHECK: %[[V6:.*]] = getelementptr inbounds i8, i8* %[[V5]], i64 24
+// CHECK: %[[V7:.*]] = bitcast i8* %[[V6]] to i8**
+// CHECK: %[[V8:.*]] = load i8*, i8** %[[V7]], align 8
+// CHECK: %[[V9:.*]] = call i8* @objc_retain(i8* %[[V8]])
+// CHECK: store i8* %[[V9]], i8** %[[V4]], align 8
+// CHECK: %[[V10:.*]] = bitcast i8** %[[V0]] to i8*
+// CHECK: %[[V11:.*]] = getelementptr inbounds i8, i8* %[[V10]], i64 32
+// CHECK: %[[V12:.*]] = bitcast i8* %[[V11]] to i8**
+// CHECK: %[[V13:.*]] = bitcast i8** %[[V1]] to i8*
+// CHECK: %[[V14:.*]] = getelementptr inbounds i8, i8* %[[V13]], i64 32
+// CHECK: %[[V15:.*]] = bitcast i8* %[[V14]] to i8**
+// CHECK: %[[V16:.*]] = bitcast i8** %[[V12]] to i64*
+// CHECK: %[[V17:.*]] = bitcast i8** %[[V15]] to i64*
+// CHECK: %[[V18:.*]] = load i64, i64* %[[V17]], align 8
+// CHECK: store i64 %[[V18]], i64* %[[V16]], align 8
+// CHECK: ret void
+
+// CHECK: define linkonce_odr hidden void @__copy_constructor_8_8_t0w16_s16(i8** %[[DST:.*]], i8** %[[SRC:.*]])
+// CHECK: %[[DST_ADDR:.*]] = alloca i8**, align 8
+// CHECK: %[[SRC_ADDR:.*]] = alloca i8**, align 8
+// CHECK: store i8** %[[DST]], i8*** %[[DST_ADDR]], align 8
+// CHECK: store i8** %[[SRC]], i8*** %[[SRC_ADDR]], align 8
+// CHECK: %[[V0:.*]] = load i8**, i8*** %[[DST_ADDR]], align 8
+// CHECK: %[[V1:.*]] = load i8**, i8*** %[[SRC_ADDR]], align 8
+// CHECK: %[[V2:.*]] = bitcast i8** %[[V0]] to i8*
+// CHECK: %[[V3:.*]] = bitcast i8** %[[V1]] to i8*
+// CHECK: call void @llvm.memcpy.p0i8.p0i8.i64(i8* align 8 %[[V2]], i8* align 8 %[[V3]], i64 16, i1 false)
+// CHECK: %[[V4:.*]] = bitcast i8** %[[V0]] to i8*
+// CHECK: %[[V5:.*]] = getelementptr inbounds i8, i8* %[[V4]], i64 16
+// CHECK: %[[V6:.*]] = bitcast i8* %[[V5]] to i8**
+// CHECK: %[[V7:.*]] = bitcast i8** %[[V1]] to i8*
+// CHECK: %[[V8:.*]] = getelementptr inbounds i8, i8* %[[V7]], i64 16
+// CHECK: %[[V9:.*]] = bitcast i8* %[[V8]] to i8**
+// CHECK: %[[V10:.*]] = load i8*, i8** %[[V9]], align 8
+// CHECK: %[[V11:.*]] = call i8* @objc_retain(i8* %[[V10]])
+// CHECK: store i8* %[[V11]], i8** %[[V6]], align 8
+// CHECK: ret void
+
+void test_copy_constructor_StrongOuter(StrongOuter *s) {
+ StrongOuter t = *s;
+}
+
+/// CHECK: define linkonce_odr hidden void @__copy_assignment_8_8_t0w16_s16_s24_t32w8(i8** %[[DST:.*]], i8** %[[SRC:.*]])
+// CHECK: %[[DST_ADDR:.*]] = alloca i8**, align 8
+// CHECK: %[[SRC_ADDR:.*]] = alloca i8**, align 8
+// CHECK: store i8** %[[DST]], i8*** %[[DST_ADDR]], align 8
+// CHECK: store i8** %[[SRC]], i8*** %[[SRC_ADDR]], align 8
+// CHECK: %[[V0:.*]] = load i8**, i8*** %[[DST_ADDR]], align 8
+// CHECK: %[[V1:.*]] = load i8**, i8*** %[[SRC_ADDR]], align 8
+// CHECK: %[[V2:.*]] = bitcast i8** %[[V0]] to i8*
+// CHECK: %[[V3:.*]] = getelementptr inbounds i8, i8* %[[V2]], i64 24
+// CHECK: %[[V4:.*]] = bitcast i8* %[[V3]] to i8**
+// CHECK: %[[V5:.*]] = bitcast i8** %[[V1]] to i8*
+// CHECK: %[[V6:.*]] = getelementptr inbounds i8, i8* %[[V5]], i64 24
+// CHECK: %[[V7:.*]] = bitcast i8* %[[V6]] to i8**
+// CHECK: %[[V8:.*]] = load i8*, i8** %[[V7]], align 8
+// CHECK: call void @objc_storeStrong(i8** %[[V4]], i8* %[[V8]])
+
+void test_copy_assignment_StrongOuter(StrongOuter *d, StrongOuter *s) {
+ *d = *s;
+}
+
+// CHECK: define void @test_move_constructor_StrongOuter()
+// CHECK: %[[T1:.*]] = getelementptr inbounds %[[STRUCT_BLOCK_BYREF_T:.*]], %[[STRUCT_BLOCK_BYREF_T]]* %{{.*}}, i32 0, i32 7
+// CHECK: %[[V1:.*]] = bitcast %[[STRUCT_STRONGOUTER]]* %[[T1]] to i8**
+// CHECK: call void @__default_constructor_8_s16_s24(i8** %[[V1]])
+// CHECK: %[[T2:.*]] = getelementptr inbounds %[[STRUCT_BLOCK_BYREF_T]], %[[STRUCT_BLOCK_BYREF_T]]* %{{.*}}, i32 0, i32 7
+// CHECK: %[[V9:.*]] = bitcast %[[STRUCT_STRONGOUTER]]* %[[T2]] to i8**
+// CHECK: call void @__destructor_8_s16_s24(i8** %[[V9]])
+
+// CHECK: define internal void @__Block_byref_object_copy_(i8*, i8*)
+// CHECK: call void @__move_constructor_8_8_t0w16_s16_s24_t32w8(
+
+// CHECK: define linkonce_odr hidden void @__move_constructor_8_8_t0w16_s16_s24_t32w8(i8** %[[DST:.*]], i8** %[[SRC:.*]])
+// CHECK: %[[DST_ADDR:.*]] = alloca i8**, align 8
+// CHECK: %[[SRC_ADDR:.*]] = alloca i8**, align 8
+// CHECK: store i8** %[[DST]], i8*** %[[DST_ADDR]], align 8
+// CHECK: store i8** %[[SRC]], i8*** %[[SRC_ADDR]], align 8
+// CHECK: %[[V0:.*]] = load i8**, i8*** %[[DST_ADDR]], align 8
+// CHECK: %[[V1:.*]] = load i8**, i8*** %[[SRC_ADDR]], align 8
+// CHECK: call void @__move_constructor_8_8_t0w16_s16(i8** %[[V0]], i8** %[[V1]])
+// CHECK: %[[V2:.*]] = bitcast i8** %[[V0]] to i8*
+// CHECK: %[[V3:.*]] = getelementptr inbounds i8, i8* %[[V2]], i64 24
+// CHECK: %[[V4:.*]] = bitcast i8* %[[V3]] to i8**
+// CHECK: %[[V5:.*]] = bitcast i8** %[[V1]] to i8*
+// CHECK: %[[V6:.*]] = getelementptr inbounds i8, i8* %[[V5]], i64 24
+// CHECK: %[[V7:.*]] = bitcast i8* %[[V6]] to i8**
+// CHECK: %[[V8:.*]] = load i8*, i8** %[[V7]], align 8
+// CHECK: store i8* null, i8** %[[V7]], align 8
+// CHECK: store i8* %[[V8]], i8** %[[V4]], align 8
+
+// CHECK: define internal void @__Block_byref_object_dispose_(i8*)
+// CHECK: call void @__destructor_8_s16_s24(
+
+void test_move_constructor_StrongOuter(void) {
+ __block StrongOuter t;
+ BlockTy b = ^{ (void)t; };
+}
+
+// CHECK: define linkonce_odr hidden void @__move_assignment_8_8_t0w16_s16_s24_t32w8(i8** %[[DST:.*]], i8** %[[SRC:.*]])
+// CHECK: %[[DST_ADDR:.*]] = alloca i8**, align 8
+// CHECK: %[[SRC_ADDR:.*]] = alloca i8**, align 8
+// CHECK: store i8** %[[DST]], i8*** %[[DST_ADDR]], align 8
+// CHECK: store i8** %[[SRC]], i8*** %[[SRC_ADDR]], align 8
+// CHECK: %[[V0:.*]] = load i8**, i8*** %[[DST_ADDR]], align 8
+// CHECK: %[[V1:.*]] = load i8**, i8*** %[[SRC_ADDR]], align 8
+// CHECK: call void @__move_assignment_8_8_t0w16_s16(i8** %[[V0]], i8** %[[V1]])
+// CHECK: %[[V2:.*]] = bitcast i8** %[[V0]] to i8*
+// CHECK: %[[V3:.*]] = getelementptr inbounds i8, i8* %[[V2]], i64 24
+// CHECK: %[[V4:.*]] = bitcast i8* %[[V3]] to i8**
+// CHECK: %[[V5:.*]] = bitcast i8** %[[V1]] to i8*
+// CHECK: %[[V6:.*]] = getelementptr inbounds i8, i8* %[[V5]], i64 24
+// CHECK: %[[V7:.*]] = bitcast i8* %[[V6]] to i8**
+// CHECK: %[[V8:.*]] = load i8*, i8** %[[V7]], align 8
+// CHECK: store i8* null, i8** %[[V7]], align 8
+// CHECK: %[[V9:.*]] = load i8*, i8** %[[V4]], align 8
+// CHECK: store i8* %[[V8]], i8** %[[V4]], align 8
+// CHECK: call void @objc_release(i8* %[[V9]])
+
+void test_move_assignment_StrongOuter(StrongOuter *p) {
+ *p = getStrongOuter();
+}
+
+// CHECK: define void @test_parameter_StrongSmall([2 x i64] %[[A_COERCE:.*]])
+// CHECK: %[[A:.*]] = alloca %[[STRUCT_STRONG:.*]], align 8
+// CHECK: %[[V0:.*]] = bitcast %[[STRUCT_STRONG]]* %[[A]] to [2 x i64]*
+// CHECK: store [2 x i64] %[[A_COERCE]], [2 x i64]* %[[V0]], align 8
+// CHECK: %[[V1:.*]] = bitcast %[[STRUCT_STRONG]]* %[[A]] to i8**
+// CHECK: call void @__destructor_8_s8(i8** %[[V1]])
+// CHECK: ret void
+
+void test_parameter_StrongSmall(StrongSmall a) {
+}
+
+// CHECK: define void @test_argument_StrongSmall([2 x i64] %[[A_COERCE:.*]])
+// CHECK: %[[A:.*]] = alloca %[[STRUCT_STRONGSMALL:.*]], align 8
+// CHECK: %[[TEMP_LVALUE:.*]] = alloca %[[STRUCT_STRONGSMALL]], align 8
+// CHECK: %[[V0:.*]] = bitcast %[[STRUCT_STRONGSMALL]]* %[[A]] to [2 x i64]*
+// CHECK: store [2 x i64] %[[A_COERCE]], [2 x i64]* %[[V0]], align 8
+// CHECK: %[[V1:.*]] = bitcast %[[STRUCT_STRONGSMALL]]* %[[TEMP_LVALUE]] to i8**
+// CHECK: %[[V2:.*]] = bitcast %[[STRUCT_STRONGSMALL]]* %[[A]] to i8**
+// CHECK: call void @__copy_constructor_8_8_t0w4_s8(i8** %[[V1]], i8** %[[V2]])
+// CHECK: %[[V3:.*]] = bitcast %[[STRUCT_STRONGSMALL]]* %[[TEMP_LVALUE]] to [2 x i64]*
+// CHECK: %[[V4:.*]] = load [2 x i64], [2 x i64]* %[[V3]], align 8
+// CHECK: call void @calleeStrongSmall([2 x i64] %[[V4]])
+// CHECK: %[[V5:.*]] = bitcast %[[STRUCT_STRONGSMALL]]* %[[A]] to i8**
+// CHECK: call void @__destructor_8_s8(i8** %[[V5]])
+// CHECK: ret void
+
+void test_argument_StrongSmall(StrongSmall a) {
+ calleeStrongSmall(a);
+}
+
+// CHECK: define [2 x i64] @test_return_StrongSmall([2 x i64] %[[A_COERCE:.*]])
+// CHECK: %[[RETVAL:.*]] = alloca %[[STRUCT_STRONGSMALL:.*]], align 8
+// CHECK: %[[A:.*]] = alloca %[[STRUCT_STRONGSMALL]], align 8
+// CHECK: %[[V0:.*]] = bitcast %[[STRUCT_STRONGSMALL]]* %[[A]] to [2 x i64]*
+// CHECK: store [2 x i64] %[[A_COERCE]], [2 x i64]* %[[V0]], align 8
+// CHECK: %[[V1:.*]] = bitcast %[[STRUCT_STRONGSMALL]]* %[[RETVAL]] to i8**
+// CHECK: %[[V2:.*]] = bitcast %[[STRUCT_STRONGSMALL]]* %[[A]] to i8**
+// CHECK: call void @__copy_constructor_8_8_t0w4_s8(i8** %[[V1]], i8** %[[V2]])
+// CHECK: %[[V3:.*]] = bitcast %[[STRUCT_STRONGSMALL]]* %[[A]] to i8**
+// CHECK: call void @__destructor_8_s8(i8** %[[V3]])
+// CHECK: %[[V4:.*]] = bitcast %[[STRUCT_STRONGSMALL]]* %[[RETVAL]] to [2 x i64]*
+// CHECK: %[[V5:.*]] = load [2 x i64], [2 x i64]* %[[V4]], align 8
+// CHECK: ret [2 x i64] %[[V5]]
+
+StrongSmall test_return_StrongSmall(StrongSmall a) {
+ return a;
+}
+
+// CHECK: define void @test_destructor_ignored_result()
+// CHECK: %[[COERCE:.*]] = alloca %[[STRUCT_STRONGSMALL:.*]], align 8
+// CHECK: %[[CALL:.*]] = call [2 x i64] @getStrongSmall()
+// CHECK: %[[V0:.*]] = bitcast %[[STRUCT_STRONGSMALL]]* %[[COERCE]] to [2 x i64]*
+// CHECK: store [2 x i64] %[[CALL]], [2 x i64]* %[[V0]], align 8
+// CHECK: %[[V1:.*]] = bitcast %[[STRUCT_STRONGSMALL]]* %[[COERCE]] to i8**
+// CHECK: call void @__destructor_8_s8(i8** %[[V1]])
+// CHECK: ret void
+
+void test_destructor_ignored_result(void) {
+ getStrongSmall();
+}
+
+// CHECK: define void @test_copy_constructor_StrongBlock(
+// CHECK: call void @__copy_constructor_8_8_sb0(
+// CHECK: call void @__destructor_8_sb0(
+// CHECK: ret void
+
+// CHECK: define linkonce_odr hidden void @__copy_constructor_8_8_sb0(i8** %[[DST:.*]], i8** %[[SRC:.*]])
+// CHECK: %[[DST_ADDR:.*]] = alloca i8**, align 8
+// CHECK: %[[SRC_ADDR:.*]] = alloca i8**, align 8
+// CHECK: store i8** %[[DST]], i8*** %[[DST_ADDR]], align 8
+// CHECK: store i8** %[[SRC]], i8*** %[[SRC_ADDR]], align 8
+// CHECK: %[[V0:.*]] = load i8**, i8*** %[[DST_ADDR]], align 8
+// CHECK: %[[V1:.*]] = load i8**, i8*** %[[SRC_ADDR]], align 8
+// CHECK: %[[V2:.*]] = load i8*, i8** %[[V1]], align 8
+// CHECK: %[[V3:.*]] = call i8* @objc_retainBlock(i8* %[[V2]])
+// CHECK: store i8* %[[V3]], i8** %[[V0]], align 8
+// CHECK: ret void
+
+void test_copy_constructor_StrongBlock(StrongBlock *s) {
+ StrongBlock t = *s;
+}
+
+// CHECK: define void @test_copy_assignment_StrongBlock(%[[STRUCT_STRONGBLOCK:.*]]* %[[D:.*]], %[[STRUCT_STRONGBLOCK]]* %[[S:.*]])
+// CHECK: call void @__copy_assignment_8_8_sb0(
+
+// CHECK: define linkonce_odr hidden void @__copy_assignment_8_8_sb0(i8** %[[DST:.*]], i8** %[[SRC:.*]])
+// CHECK: %[[DST_ADDR:.*]] = alloca i8**, align 8
+// CHECK: %[[SRC_ADDR:.*]] = alloca i8**, align 8
+// CHECK: store i8** %[[DST]], i8*** %[[DST_ADDR]], align 8
+// CHECK: store i8** %[[SRC]], i8*** %[[SRC_ADDR]], align 8
+// CHECK: %[[V0:.*]] = load i8**, i8*** %[[DST_ADDR]], align 8
+// CHECK: %[[V1:.*]] = load i8**, i8*** %[[SRC_ADDR]], align 8
+// CHECK: %[[V2:.*]] = load i8*, i8** %[[V1]], align 8
+// CHECK: %[[V3:.*]] = call i8* @objc_retainBlock(i8* %[[V2]])
+// CHECK: %[[V4:.*]] = load i8*, i8** %[[V0]], align 8
+// CHECK: store i8* %[[V3]], i8** %[[V0]], align 8
+// CHECK: call void @objc_release(i8* %[[V4]])
+// CHECK: ret void
+
+void test_copy_assignment_StrongBlock(StrongBlock *d, StrongBlock *s) {
+ *d = *s;
+}
+
+// CHECK: define void @test_copy_constructor_StrongVolatile0(
+// CHECK: call void @__copy_constructor_8_8_t0w4_sv8(
+// CHECK: call void @__destructor_8_sv8(
+
+// CHECK: define linkonce_odr hidden void @__copy_constructor_8_8_t0w4_sv8(
+// CHECK: %[[V8:.*]] = load volatile i8*, i8** %{{.*}}, align 8
+// CHECK: %[[V9:.*]] = call i8* @objc_retain(i8* %[[V8]])
+// CHECK: store volatile i8* %[[V9]], i8** %{{.*}}, align 8
+
+void test_copy_constructor_StrongVolatile0(StrongVolatile *s) {
+ StrongVolatile t = *s;
+}
+
+// CHECK: define void @test_copy_constructor_StrongVolatile1(
+// CHECK: call void @__copy_constructor_8_8_tv0w128_sv16(
+
+void test_copy_constructor_StrongVolatile1(Strong *s) {
+ volatile Strong t = *s;
+}
+
+// CHECK: define void @test_block_capture_Strong()
+// CHECK: call void @__default_constructor_8_s16(
+// CHECK: call void @__copy_constructor_8_8_t0w16_s16(
+// CHECK: call void @__destructor_8_s16(
+// CHECK: call void @__destructor_8_s16(
+// CHECK: ret void
+
+// CHECK: define internal void @__copy_helper_block_.1(i8*, i8*)
+// CHECK: call void @__copy_constructor_8_8_t0w16_s16(
+// CHECK: ret void
+
+// CHECK: define internal void @__destroy_helper_block_.2(
+// CHECK: call void @__destructor_8_s16(
+// CHECK: ret void
+
+void test_block_capture_Strong(void) {
+ Strong t;
+ BlockTy b = ^(){ (void)t; };
+}
+
+// CHECK: define void @test_variable_length_array(i32 %[[N:.*]])
+// CHECK: %[[N_ADDR:.*]] = alloca i32, align 4
+// CHECK: store i32 %[[N]], i32* %[[N_ADDR]], align 4
+// CHECK: %[[V0:.*]] = load i32, i32* %[[N_ADDR]], align 4
+// CHECK: %[[V1:.*]] = zext i32 %[[V0]] to i64
+// CHECK: %[[VLA:.*]] = alloca %[[STRUCT_STRONG:.*]], i64 %[[V1]], align 8
+// CHECK: %[[V3:.*]] = bitcast %[[STRUCT_STRONG]]* %[[VLA]] to i8**
+// CHECK: %[[V4:.*]] = mul nuw i64 24, %[[V1]]
+// CHECK: %[[V5:.*]] = bitcast i8** %[[V3]] to i8*
+// CHECK: %[[V6:.*]] = getelementptr inbounds i8, i8* %[[V5]], i64 %[[V4]]
+// CHECK: %[[DSTARRAY_END:.*]] = bitcast i8* %[[V6]] to i8**
+// CHECK: br label
+
+// CHECK: %[[DSTADDR_CUR:.*]] = phi i8** [ %[[V3]], {{.*}} ], [ %[[V7:.*]], {{.*}} ]
+// CHECK: %[[DONE:.*]] = icmp eq i8** %[[DSTADDR_CUR]], %[[DSTARRAY_END]]
+// CHECK: br i1 %[[DONE]], label
+
+// CHECK: call void @__default_constructor_8_s16(i8** %[[DSTADDR_CUR]])
+// CHECK: %[[V8:.*]] = bitcast i8** %[[DSTADDR_CUR]] to i8*
+// CHECK: %[[V9:.*]] = getelementptr inbounds i8, i8* %[[V8]], i64 24
+// CHECK: %[[V7]] = bitcast i8* %[[V9]] to i8**
+// CHECK: br label
+
+// CHECK: call void @func(%[[STRUCT_STRONG]]* %[[VLA]])
+// CHECK: %[[V10:.*]] = getelementptr inbounds %[[STRUCT_STRONG]], %[[STRUCT_STRONG]]* %[[VLA]], i64 %[[V1]]
+// CHECK: %[[ARRAYDESTROY_ISEMPTY:.*]] = icmp eq %[[STRUCT_STRONG]]* %[[VLA]], %[[V10]]
+// CHECK: br i1 %[[ARRAYDESTROY_ISEMPTY]], label
+
+// CHECK: %[[ARRAYDESTROY_ELEMENTPAST:.*]] = phi %[[STRUCT_STRONG]]* [ %[[V10]], {{.*}} ], [ %[[ARRAYDESTROY_ELEMENT:.*]], {{.*}} ]
+// CHECK: %[[ARRAYDESTROY_ELEMENT]] = getelementptr inbounds %[[STRUCT_STRONG]], %[[STRUCT_STRONG]]* %[[ARRAYDESTROY_ELEMENTPAST]], i64 -1
+// CHECK: %[[V11:.*]] = bitcast %[[STRUCT_STRONG]]* %[[ARRAYDESTROY_ELEMENT]] to i8**
+// CHECK: call void @__destructor_8_s16(i8** %[[V11]])
+// CHECK: %[[ARRAYDESTROY_DONE:.*]] = icmp eq %[[STRUCT_STRONG]]* %[[ARRAYDESTROY_ELEMENT]], %[[VLA]]
+// CHECK: br i1 %[[ARRAYDESTROY_DONE]], label
+
+// CHECK: ret void
+
+void test_variable_length_array(int n) {
+ Strong a[n];
+ func(a);
+}
+
+// CHECK: define linkonce_odr hidden void @__default_constructor_8_AB8s8n4_s8_AE(
+// CHECK: call void @llvm.memset.p0i8.i64(i8* align 8 %{{.*}}, i8 0, i64 32, i1 false)
+void test_constructor_destructor_IDArray(void) {
+ IDArray t;
+}
+
+// CHECK: define linkonce_odr hidden void @__default_constructor_8_AB8s24n4_s24_AE(
+void test_constructor_destructor_StructArray(void) {
+ StructArray t;
+}
+
+// Check that IRGen copies the 9-bit bitfield emitting i16 load and store.
+
+// CHECK: define linkonce_odr hidden void @__copy_constructor_8_8_s0_t8w2(
+// CHECK: %[[V4:.*]] = bitcast i8** %{{.*}} to i8*
+// CHECK: %[[V5:.*]] = getelementptr inbounds i8, i8* %[[V4]], i64 8
+// CHECK: %[[V6:.*]] = bitcast i8* %[[V5]] to i8**
+// CHECK: %[[V7:.*]] = bitcast i8** %{{.*}} to i8*
+// CHECK: %[[V8:.*]] = getelementptr inbounds i8, i8* %[[V7]], i64 8
+// CHECK: %[[V9:.*]] = bitcast i8* %[[V8]] to i8**
+// CHECK: %[[V10:.*]] = bitcast i8** %[[V6]] to i16*
+// CHECK: %[[V11:.*]] = bitcast i8** %[[V9]] to i16*
+// CHECK: %[[V12:.*]] = load i16, i16* %[[V11]], align 8
+// CHECK: store i16 %[[V12]], i16* %[[V10]], align 8
+// CHECK: ret void
+
+void test_copy_constructor_Bitfield0(Bitfield0 *a) {
+ Bitfield0 t = *a;
+}
+
+// CHECK: define linkonce_odr hidden void @__copy_constructor_8_8_t0w2_s8_t16w4_s24_t32w12_s48_t56w9_tv513w2_tv520w8
+// CHECK: %[[V4:.*]] = load i16, i16* %{{.*}}, align 8
+// CHECK: store i16 %[[V4]], i16* %{{.*}}, align 8
+// CHECK: %[[V21:.*]] = load i32, i32* %{{.*}}, align 8
+// CHECK: store i32 %[[V21]], i32* %{{.*}}, align 8
+// CHECK: call void @llvm.memcpy.p0i8.p0i8.i64(i8* align 8 %{{.*}}, i8* align 8 %{{.*}}, i64 12, i1 false)
+// CHECK: call void @llvm.memcpy.p0i8.p0i8.i64(i8* align 8 %{{.*}}, i8* align 8 %{{.*}}, i64 9, i1 false)
+// CHECK: %[[V54:.*]] = bitcast i8** %[[V0:.*]] to %[[STRUCT_BITFIELD1]]*
+// CHECK: %[[I5:.*]] = getelementptr inbounds %[[STRUCT_BITFIELD1]], %[[STRUCT_BITFIELD1]]* %[[V54]], i32 0, i32 8
+// CHECK: %[[V55:.*]] = bitcast i8** %[[V1:.*]] to %[[STRUCT_BITFIELD1]]*
+// CHECK: %[[I51:.*]] = getelementptr inbounds %[[STRUCT_BITFIELD1]], %[[STRUCT_BITFIELD1]]* %[[V55]], i32 0, i32 8
+// CHECK: %[[BF_LOAD:.*]] = load volatile i8, i8* %[[I51]], align 8
+// CHECK: %[[BF_SHL:.*]] = shl i8 %[[BF_LOAD]], 5
+// CHECK: %[[BF_ASHR:.*]] = ashr i8 %[[BF_SHL]], 6
+// CHECK: %[[BF_CAST:.*]] = sext i8 %[[BF_ASHR]] to i32
+// CHECK: %[[V56:.*]] = trunc i32 %[[BF_CAST]] to i8
+// CHECK: %[[BF_LOAD2:.*]] = load volatile i8, i8* %[[I5]], align 8
+// CHECK: %[[BF_VALUE:.*]] = and i8 %[[V56]], 3
+// CHECK: %[[BF_SHL3:.*]] = shl i8 %[[BF_VALUE]], 1
+// CHECK: %[[BF_CLEAR:.*]] = and i8 %[[BF_LOAD2]], -7
+// CHECK: %[[BF_SET:.*]] = or i8 %[[BF_CLEAR]], %[[BF_SHL3]]
+// CHECK: store volatile i8 %[[BF_SET]], i8* %[[I5]], align 8
+// CHECK: %[[V57:.*]] = bitcast i8** %[[V0]] to %[[STRUCT_BITFIELD1]]*
+// CHECK: %[[I6:.*]] = getelementptr inbounds %[[STRUCT_BITFIELD1]], %[[STRUCT_BITFIELD1]]* %[[V57]], i32 0, i32 9
+// CHECK: %[[V58:.*]] = bitcast i8** %[[V1]] to %[[STRUCT_BITFIELD1]]*
+// CHECK: %[[I64:.*]] = getelementptr inbounds %[[STRUCT_BITFIELD1]], %[[STRUCT_BITFIELD1]]* %[[V58]], i32 0, i32 9
+// CHECK: %[[V59:.*]] = load volatile i8, i8* %[[I64]], align 1
+// CHECK: store volatile i8 %[[V59]], i8* %[[I6]], align 1
+
+void test_copy_constructor_Bitfield1(Bitfield1 *a) {
+ Bitfield1 t = *a;
+}
+
+// CHECK: define void @test_strong_in_union()
+// CHECK: alloca %{{.*}}
+// CHECK-NEXT: ret void
+
+void test_strong_in_union() {
+ U t;
+}
+
+// CHECK: define void @test_copy_constructor_VolatileArray(
+// CHECK: call void @__copy_constructor_8_8_s0_AB8s4n16_tv64w32_AE(
+
+// CHECK: define linkonce_odr hidden void @__copy_constructor_8_8_s0_AB8s4n16_tv64w32_AE(
+// CHECK: %[[ADDR_CUR:.*]] = phi i8**
+// CHECK: %[[ADDR_CUR1:.*]] = phi i8**
+// CHECK: %[[V12:.*]] = bitcast i8** %[[ADDR_CUR]] to i32*
+// CHECK: %[[V13:.*]] = bitcast i8** %[[ADDR_CUR1]] to i32*
+// CHECK: %[[V14:.*]] = load volatile i32, i32* %[[V13]], align 4
+// CHECK: store volatile i32 %[[V14]], i32* %[[V12]], align 4
+
+void test_copy_constructor_VolatileArray(VolatileArray *a) {
+ VolatileArray t = *a;
+}
+
+#endif /* USESTRUCT */
diff --git a/test/CodeGenObjC/ubsan-nullability.m b/test/CodeGenObjC/ubsan-nullability.m
index eeb24b03c868..8e7a9cba7c71 100644
--- a/test/CodeGenObjC/ubsan-nullability.m
+++ b/test/CodeGenObjC/ubsan-nullability.m
@@ -1,6 +1,6 @@
// REQUIRES: asserts
-// RUN: %clang_cc1 -x objective-c -emit-llvm -triple x86_64-apple-macosx10.10.0 -fsanitize=nullability-arg,nullability-assign,nullability-return -w %s -o - | FileCheck %s
-// RUN: %clang_cc1 -x objective-c++ -emit-llvm -triple x86_64-apple-macosx10.10.0 -fsanitize=nullability-arg,nullability-assign,nullability-return -w %s -o - | FileCheck %s
+// RUN: %clang_cc1 -x objective-c -emit-llvm -triple x86_64-apple-macosx10.10.0 -fblocks -fobjc-arc -fsanitize=nullability-arg,nullability-assign,nullability-return -w %s -o - | FileCheck %s
+// RUN: %clang_cc1 -x objective-c++ -emit-llvm -triple x86_64-apple-macosx10.10.0 -fblocks -fobjc-arc -fsanitize=nullability-arg,nullability-assign,nullability-return -w %s -o - | FileCheck %s
// CHECK: [[NONNULL_RV_LOC1:@.*]] = private unnamed_addr global {{.*}} i32 100, i32 6
// CHECK: [[NONNULL_ARG_LOC:@.*]] = private unnamed_addr global {{.*}} i32 204, i32 15 {{.*}} i32 190, i32 23
@@ -177,6 +177,37 @@ void call_A(A *a, int *p) {
void dont_crash(int *_Nonnull p, ...) {}
+@protocol NSObject
+- (id)init;
+@end
+@interface NSObject <NSObject> {}
+@end
+
+#pragma clang assume_nonnull begin
+
+/// Create a "NSObject * _Nonnull" instance.
+NSObject *get_nonnull_error() {
+ // Use nil for convenience. The actual object doesn't matter.
+ return (NSObject *)NULL;
+}
+
+NSObject *_Nullable no_null_return_value_diagnostic(int flag) {
+// CHECK-LABEL: define internal {{.*}}no_null_return_value_diagnostic{{i?}}_block_invoke
+// CHECK-NOT: @__ubsan_handle_nullability_return
+ NSObject *_Nullable (^foo)() = ^() {
+ if (flag) {
+ // Clang should not infer a nonnull return value for this block when this
+ // call is present.
+ return get_nonnull_error();
+ } else {
+ return (NSObject *)NULL;
+ }
+ };
+ return foo();
+}
+
+#pragma clang assume_nonnull end
+
int main() {
nonnull_retval1(INULL);
nonnull_retval2(INNULL, INNULL, INULL, (int *_Nullable)NULL, 0, 0, 0, 0);
@@ -188,5 +219,7 @@ int main() {
nonnull_init2(INULL);
call_A((A *)NULL, INULL);
dont_crash(INNULL, NULL);
+ no_null_return_value_diagnostic(0);
+ no_null_return_value_diagnostic(1);
return 0;
}
diff --git a/test/CodeGenObjC/weak-in-c-struct.m b/test/CodeGenObjC/weak-in-c-struct.m
new file mode 100644
index 000000000000..b0f4c0851021
--- /dev/null
+++ b/test/CodeGenObjC/weak-in-c-struct.m
@@ -0,0 +1,193 @@
+// RUN: %clang_cc1 -triple arm64-apple-ios11 -fobjc-arc -fblocks -fobjc-runtime=ios-11.0 -emit-llvm -o - %s | FileCheck -check-prefix=ARM64 -check-prefix=COMMON %s
+// RUN: %clang_cc1 -triple thumbv7-apple-ios10 -fobjc-arc -fblocks -fobjc-runtime=ios-10.0 -emit-llvm -o - %s | FileCheck -check-prefix=COMMON %s
+// RUN: %clang_cc1 -triple x86_64-apple-macosx10.13 -fobjc-arc -fblocks -fobjc-runtime=macosx-10.13.0 -emit-llvm -o - %s | FileCheck -check-prefix=COMMON %s
+// RUN: %clang_cc1 -triple i386-apple-macosx10.13.0 -fobjc-arc -fblocks -fobjc-runtime=macosx-fragile-10.13.0 -emit-llvm -o - %s | FileCheck -check-prefix=COMMON %s
+
+typedef void (^BlockTy)(void);
+
+// COMMON: %[[STRUCT_WEAK:.*]] = type { i32, i8* }
+
+typedef struct {
+ int f0;
+ __weak id f1;
+} Weak;
+
+Weak getWeak(void);
+void calleeWeak(Weak);
+
+// ARM64: define void @test_constructor_destructor_Weak()
+// ARM64: %[[T:.*]] = alloca %[[STRUCT_WEAK]], align 8
+// ARM64: %[[V0:.*]] = bitcast %[[STRUCT_WEAK]]* %[[T]] to i8**
+// ARM64: call void @__default_constructor_8_w8(i8** %[[V0]])
+// ARM64: %[[V1:.*]] = bitcast %[[STRUCT_WEAK]]* %[[T]] to i8**
+// ARM64: call void @__destructor_8_w8(i8** %[[V1]])
+// ARM64: ret void
+
+// ARM64: define linkonce_odr hidden void @__default_constructor_8_w8(i8** %[[DST:.*]])
+// ARM64: %[[DST_ADDR:.*]] = alloca i8**, align 8
+// ARM64: store i8** %[[DST]], i8*** %[[DST_ADDR]], align 8
+// ARM64: %[[V0:.*]] = load i8**, i8*** %[[DST_ADDR]], align 8
+// ARM64: %[[V1]] = bitcast i8** %[[V0]] to i8*
+// ARM64: %[[V2:.*]] = getelementptr inbounds i8, i8* %[[V1]], i64 8
+// ARM64: %[[V3:.*]] = bitcast i8* %[[V2]] to i8**
+// ARM64: %[[V4:.*]] = bitcast i8** %[[V3]] to i8*
+// ARM64: call void @llvm.memset.p0i8.i64(i8* align 8 %[[V4]], i8 0, i64 8, i1 false)
+
+// ARM64: define linkonce_odr hidden void @__destructor_8_w8(i8** %[[DST:.*]])
+// ARM64: %[[DST_ADDR:.*]] = alloca i8**, align 8
+// ARM64: store i8** %[[DST]], i8*** %[[DST_ADDR]], align 8
+// ARM64: %[[V0:.*]] = load i8**, i8*** %[[DST_ADDR]], align 8
+// ARM64: %[[V1:.*]] = bitcast i8** %[[V0]] to i8*
+// ARM64: %[[V2:.*]] = getelementptr inbounds i8, i8* %[[V1]], i64 8
+// ARM64: %[[V3:.*]] = bitcast i8* %[[V2]] to i8**
+// ARM64: call void @objc_destroyWeak(i8** %[[V3]])
+
+void test_constructor_destructor_Weak(void) {
+ Weak t;
+}
+
+// ARM64: define void @test_copy_constructor_Weak(%[[STRUCT_WEAK]]* %{{.*}})
+// ARM64: call void @__copy_constructor_8_8_t0w4_w8(i8** %{{.*}}, i8** %{{.*}})
+// ARM64: call void @__destructor_8_w8(i8** %{{.*}})
+
+// ARM64: define linkonce_odr hidden void @__copy_constructor_8_8_t0w4_w8(i8** %[[DST:.*]], i8** %[[SRC:.*]])
+// ARM64: %[[DST_ADDR:.*]] = alloca i8**, align 8
+// ARM64: %[[SRC_ADDR:.*]] = alloca i8**, align 8
+// ARM64: store i8** %[[DST]], i8*** %[[DST_ADDR]], align 8
+// ARM64: store i8** %[[SRC]], i8*** %[[SRC_ADDR]], align 8
+// ARM64: %[[V0:.*]] = load i8**, i8*** %[[DST_ADDR]], align 8
+// ARM64: %[[V1:.*]] = load i8**, i8*** %[[SRC_ADDR]], align 8
+// ARM64: %[[V2:.*]] = bitcast i8** %[[V0]] to i32*
+// ARM64: %[[V3:.*]] = bitcast i8** %[[V1]] to i32*
+// ARM64: %[[V4:.*]] = load i32, i32* %[[V3]], align 8
+// ARM64: store i32 %[[V4]], i32* %[[V2]], align 8
+// ARM64: %[[V5:.*]] = bitcast i8** %[[V0]] to i8*
+// ARM64: %[[V6:.*]] = getelementptr inbounds i8, i8* %[[V5]], i64 8
+// ARM64: %[[V7:.*]] = bitcast i8* %[[V6]] to i8**
+// ARM64: %[[V8:.*]] = bitcast i8** %[[V1]] to i8*
+// ARM64: %[[V9:.*]] = getelementptr inbounds i8, i8* %[[V8]], i64 8
+// ARM64: %[[V10:.*]] = bitcast i8* %[[V9]] to i8**
+// ARM64: call void @objc_copyWeak(i8** %[[V7]], i8** %[[V10]])
+
+void test_copy_constructor_Weak(Weak *s) {
+ Weak t = *s;
+}
+
+// ARM64: define void @test_copy_assignment_Weak(%[[STRUCT_WEAK]]* %{{.*}}, %[[STRUCT_WEAK]]* %{{.*}})
+// ARM64: call void @__copy_assignment_8_8_t0w4_w8(i8** %{{.*}}, i8** %{{.*}})
+
+// ARM64: define linkonce_odr hidden void @__copy_assignment_8_8_t0w4_w8(i8** %[[DST:.*]], i8** %[[SRC:.*]])
+// ARM64: %[[DST_ADDR:.*]] = alloca i8**, align 8
+// ARM64: %[[SRC_ADDR:.*]] = alloca i8**, align 8
+// ARM64: store i8** %[[DST]], i8*** %[[DST_ADDR]], align 8
+// ARM64: store i8** %[[SRC]], i8*** %[[SRC_ADDR]], align 8
+// ARM64: %[[V0:.*]] = load i8**, i8*** %[[DST_ADDR]], align 8
+// ARM64: %[[V1:.*]] = load i8**, i8*** %[[SRC_ADDR]], align 8
+// ARM64: %[[V2:.*]] = bitcast i8** %[[V0]] to i32*
+// ARM64: %[[V3:.*]] = bitcast i8** %[[V1]] to i32*
+// ARM64: %[[V4:.*]] = load i32, i32* %[[V3]], align 8
+// ARM64: store i32 %[[V4]], i32* %[[V2]], align 8
+// ARM64: %[[V5:.*]] = bitcast i8** %[[V0]] to i8*
+// ARM64: %[[V6:.*]] = getelementptr inbounds i8, i8* %[[V5]], i64 8
+// ARM64: %[[V7:.*]] = bitcast i8* %[[V6]] to i8**
+// ARM64: %[[V8:.*]] = bitcast i8** %[[V1]] to i8*
+// ARM64: %[[V9:.*]] = getelementptr inbounds i8, i8* %[[V8]], i64 8
+// ARM64: %[[V10:.*]] = bitcast i8* %[[V9]] to i8**
+// ARM64: %[[V11:.*]] = call i8* @objc_loadWeakRetained(i8** %[[V10]])
+// ARM64: %[[V12:.*]] = call i8* @objc_storeWeak(i8** %[[V7]], i8* %[[V11]])
+// ARM64: call void @objc_release(i8* %[[V11]])
+
+void test_copy_assignment_Weak(Weak *d, Weak *s) {
+ *d = *s;
+}
+
+// ARM64: define internal void @__Block_byref_object_copy_(i8*, i8*)
+// ARM64: call void @__move_constructor_8_8_t0w4_w8(i8** %{{.*}}, i8** %{{.*}})
+
+// ARM64: define linkonce_odr hidden void @__move_constructor_8_8_t0w4_w8(i8** %[[DST:.*]], i8** %[[SRC:.*]])
+// ARM64: %[[DST_ADDR:.*]] = alloca i8**, align 8
+// ARM64: %[[SRC_ADDR:.*]] = alloca i8**, align 8
+// ARM64: store i8** %[[DST]], i8*** %[[DST_ADDR]], align 8
+// ARM64: store i8** %[[SRC]], i8*** %[[SRC_ADDR]], align 8
+// ARM64: %[[V0:.*]] = load i8**, i8*** %[[DST_ADDR]], align 8
+// ARM64: %[[V1:.*]] = load i8**, i8*** %[[SRC_ADDR]], align 8
+// ARM64: %[[V2:.*]] = bitcast i8** %[[V0]] to i32*
+// ARM64: %[[V3:.*]] = bitcast i8** %[[V1]] to i32*
+// ARM64: %[[V4:.*]] = load i32, i32* %[[V3]], align 8
+// ARM64: store i32 %[[V4]], i32* %[[V2]], align 8
+// ARM64: %[[V5:.*]] = bitcast i8** %[[V0]] to i8*
+// ARM64: %[[V6:.*]] = getelementptr inbounds i8, i8* %[[V5]], i64 8
+// ARM64: %[[V7:.*]] = bitcast i8* %[[V6]] to i8**
+// ARM64: %[[V8:.*]] = bitcast i8** %[[V1]] to i8*
+// ARM64: %[[V9:.*]] = getelementptr inbounds i8, i8* %[[V8]], i64 8
+// ARM64: %[[V10:.*]] = bitcast i8* %[[V9]] to i8**
+// ARM64: call void @objc_moveWeak(i8** %[[V7]], i8** %[[V10]])
+
+void test_move_constructor_Weak(void) {
+ __block Weak t;
+ BlockTy b = ^{ (void)t; };
+}
+
+// ARM64: define void @test_move_assignment_Weak(%[[STRUCT_WEAK]]* %{{.*}})
+// ARM64: call void @__move_assignment_8_8_t0w4_w8(i8** %{{.*}}, i8** %{{.*}})
+
+// ARM64: define linkonce_odr hidden void @__move_assignment_8_8_t0w4_w8(i8** %[[DST:.*]], i8** %[[SRC:.*]])
+// ARM64: %[[DST_ADDR:.*]] = alloca i8**, align 8
+// ARM64: %[[SRC_ADDR:.*]] = alloca i8**, align 8
+// ARM64: store i8** %[[DST]], i8*** %[[DST_ADDR]], align 8
+// ARM64: store i8** %[[SRC]], i8*** %[[SRC_ADDR]], align 8
+// ARM64: %[[V0:.*]] = load i8**, i8*** %[[DST_ADDR]], align 8
+// ARM64: %[[V1:.*]] = load i8**, i8*** %[[SRC_ADDR]], align 8
+// ARM64: %[[V2:.*]] = bitcast i8** %[[V0]] to i32*
+// ARM64: %[[V3:.*]] = bitcast i8** %[[V1]] to i32*
+// ARM64: %[[V4:.*]] = load i32, i32* %[[V3]], align 8
+// ARM64: store i32 %[[V4]], i32* %[[V2]], align 8
+// ARM64: %[[V5:.*]] = bitcast i8** %[[V0]] to i8*
+// ARM64: %[[V6:.*]] = getelementptr inbounds i8, i8* %[[V5]], i64 8
+// ARM64: %[[V7:.*]] = bitcast i8* %[[V6]] to i8**
+// ARM64: %[[V8:.*]] = bitcast i8** %[[V1]] to i8*
+// ARM64: %[[V9:.*]] = getelementptr inbounds i8, i8* %[[V8]], i64 8
+// ARM64: %[[V10:.*]] = bitcast i8* %[[V9]] to i8**
+// ARM64: %[[V11:.*]] = call i8* @objc_loadWeakRetained(i8** %[[V10]])
+// ARM64: %[[V12:.*]] = call i8* @objc_storeWeak(i8** %[[V7]], i8* %[[V11]])
+// ARM64: call void @objc_destroyWeak(i8** %[[V10]])
+// ARM64: call void @objc_release(i8* %[[V11]])
+
+void test_move_assignment_Weak(Weak *p) {
+ *p = getWeak();
+}
+
+// COMMON: define void @test_parameter_Weak(%[[STRUCT_WEAK]]* %[[A:.*]])
+// COMMON: %[[V0:.*]] = bitcast %[[STRUCT_WEAK]]* %[[A]] to i8**
+// COMMON: call void @__destructor_{{.*}}(i8** %[[V0]])
+
+void test_parameter_Weak(Weak a) {
+}
+
+// COMMON: define void @test_argument_Weak(%[[STRUCT_WEAK]]* %[[A:.*]])
+// COMMON: %[[A_ADDR:.*]] = alloca %[[STRUCT_WEAK]]*
+// COMMON: %[[AGG_TMP:.*]] = alloca %[[STRUCT_WEAK]]
+// COMMON: store %[[STRUCT_WEAK]]* %[[A]], %[[STRUCT_WEAK]]** %[[A_ADDR]]
+// COMMON: %[[V0:.*]] = load %[[STRUCT_WEAK]]*, %[[STRUCT_WEAK]]** %[[A_ADDR]]
+// COMMON: %[[V1:.*]] = bitcast %[[STRUCT_WEAK]]* %[[AGG_TMP]] to i8**
+// COMMON: %[[V2:.*]] = bitcast %[[STRUCT_WEAK]]* %[[V0]] to i8**
+// COMMON: call void @__copy_constructor_{{.*}}(i8** %[[V1]], i8** %[[V2]])
+// COMMON: call void @calleeWeak(%[[STRUCT_WEAK]]* %[[AGG_TMP]])
+// COMMON-NEXT: ret
+
+void test_argument_Weak(Weak *a) {
+ calleeWeak(*a);
+}
+
+// COMMON: define void @test_return_Weak(%[[STRUCT_WEAK]]* noalias sret %[[AGG_RESULT:.*]], %[[STRUCT_WEAK]]* %[[A:.*]])
+// COMMON: %[[A_ADDR:.*]] = alloca %[[STRUCT_WEAK]]*
+// COMMON: store %[[STRUCT_WEAK]]* %[[A]], %[[STRUCT_WEAK]]** %[[A_ADDR]]
+// COMMON: %[[V0:.*]] = load %[[STRUCT_WEAK]]*, %[[STRUCT_WEAK]]** %[[A_ADDR]]
+// COMMON: %[[V1:.*]] = bitcast %[[STRUCT_WEAK]]* %[[AGG_RESULT]] to i8**
+// COMMON: %[[V2:.*]] = bitcast %[[STRUCT_WEAK]]* %[[V0]] to i8**
+// COMMON: call void @__copy_constructor_{{.*}}(i8** %[[V1]], i8** %[[V2]])
+// COMMON: ret void
+
+Weak test_return_Weak(Weak *a) {
+ return *a;
+}