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// RUN: %clang_cc1 -triple x86_64-apple-darwin -std=c++0x -emit-llvm %s -o %t.ll
// RUN: FileCheck --input-file=%t.ll %s
struct test1_D {
double d;
} d1;
void test1() {
throw d1;
}
// CHECK: define void @_Z5test1v() nounwind {
// CHECK: %{{exception.ptr|1}} = alloca i8*
// CHECK-NEXT: %{{exception|2}} = call i8* @__cxa_allocate_exception(i64 8)
// CHECK-NEXT: store i8* %{{exception|2}}, i8** %{{exception.ptr|1}}
// CHECK-NEXT: %{{0|3}} = bitcast i8* %{{exception|2}} to %struct.test1_D*
// CHECK-NEXT: %{{tmp|4}} = bitcast %struct.test1_D* %{{0|3}} to i8*
// CHECK-NEXT: call void @llvm.memcpy.p0i8.p0i8.i64(i8* %{{tmp|4}}, i8* bitcast (%struct.test1_D* @d1 to i8*), i64 8, i32 8, i1 false)
// CHECK-NEXT: call void @__cxa_throw(i8* %{{exception|2}}, i8* bitcast (%0* @_ZTI7test1_D to i8*), i8* null) noreturn
// CHECK-NEXT: unreachable
struct test2_D {
test2_D(const test2_D&o);
test2_D();
virtual void bar() { }
int i; int j;
} d2;
void test2() {
throw d2;
}
// CHECK: define void @_Z5test2v() nounwind {
// CHECK: %{{exception.ptr|1}} = alloca i8*
// CHECK-NEXT: %{{exception|2}} = call i8* @__cxa_allocate_exception(i64 16)
// CHECK-NEXT: store i8* %{{exception|2}}, i8** %{{\1}}
// CHECK-NEXT: %{{0|3}} = bitcast i8* %{{exception|2}} to %struct.test2_D*
// CHECK: invoke void @_ZN7test2_DC1ERKS_(%struct.test2_D* %{{0|3}}, %struct.test2_D* @d2)
// CHECK-NEXT: to label %{{invoke.cont|8}} unwind label %{{terminate.handler|4}}
// CHECK: call void @__cxa_throw(i8* %{{exception|2}}, i8* bitcast (%{{0|3}}* @_ZTI7test2_D to i8*), i8* null) noreturn
// CHECK-NEXT: unreachable
struct test3_D {
test3_D() { }
test3_D(volatile test3_D&o);
virtual void bar();
};
void test3() {
throw (volatile test3_D *)0;
}
// CHECK: define void @_Z5test3v() nounwind {
// CHECK: %{{exception.ptr|1}} = alloca i8*
// CHECK-NEXT: %{{exception|2}} = call i8* @__cxa_allocate_exception(i64 8)
// CHECK-NEXT: store i8* %{{exception|2}}, i8** %{{exception.ptr|1}}
// CHECK-NEXT: %{{0|3}} = bitcast i8* %{{exception|2}} to %struct.test3_D**
// CHECK-NEXT: store %struct.test3_D* null, %struct.test3_D**
// CHECK-NEXT: call void @__cxa_throw(i8* %{{exception|2}}, i8* bitcast (%1* @_ZTIPV7test3_D to i8*), i8* null) noreturn
// CHECK-NEXT: unreachable
void test4() {
throw;
}
// CHECK: define void @_Z5test4v() nounwind {
// CHECK: call void @__cxa_rethrow() noreturn
// CHECK-NEXT: unreachable
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