Vendor import of clang trunk r303197:vendor/clang/clang-trunk-r303197

https://llvm.org/svn/llvm-project/cfe/trunk@303197

5 files changed, 265 insertions, 0 deletions

diff --git a/test/Index/Core/index-dependent-source.cpp b/test/Index/Core/index-dependent-source.cpp
new file mode 100644
index 000000000000..8c097b935a37
--- /dev/null
+++ b/test/Index/Core/index-dependent-source.cpp
@@ -0,0 +1,143 @@
+// RUN: c-index-test core -print-source-symbols -- %s -std=c++14 -target x86_64-apple-macosx10.7 | FileCheck %s
+
+int invalid;
+
+class Base {
+  void baseFunction();
+
+  int baseField;
+
+  static void staticBaseFunction();
+};
+
+template<typename T>
+class BaseTemplate {
+public:
+  T baseTemplateFunction();
+
+  T baseTemplateField;
+
+  static T baseTemplateVariable;
+};
+
+template<typename T, typename S>
+class TemplateClass: public Base , public BaseTemplate<T> {
+public:
+  ~TemplateClass();
+
+  T function() { }
+
+  static void staticFunction() { }
+
+  T field;
+
+  static T variable;
+
+  struct Struct { };
+
+  enum Enum { EnumValue };
+
+  using TypeAlias = S;
+  typedef T Typedef;
+
+  void overload1(const T &);
+  void overload1(const S &);
+};
+
+template<typename T, typename S>
+void indexSimpleDependentDeclarations(const TemplateClass<T, S> &object) {
+  // Valid instance members:
+  object.function();
+// CHECK: [[@LINE-1]]:10 | instance-method/C++ | function | c:@ST>2#T#T@TemplateClass@F@function# | <no-cgname> | Ref,Call,RelCall,RelCont | rel: 1
+  object.field;
+// CHECK: [[@LINE-1]]:10 | field/C++ | field | c:@ST>2#T#T@TemplateClass@FI@field | <no-cgname> | Ref,RelCont | rel: 1
+  object.baseFunction();
+// CHECK: [[@LINE-1]]:10 | instance-method/C++ | baseFunction | c:@S@Base@F@baseFunction# | __ZN4Base12baseFunctionEv | Ref,Call,RelCall,RelCont | rel: 1
+  object.baseField;
+// CHECK: [[@LINE-1]]:10 | field/C++ | baseField | c:@S@Base@FI@baseField | <no-cgname> | Ref,RelCont | rel: 1
+  object.baseTemplateFunction();
+// CHECK: [[@LINE-1]]:10 | instance-method/C++ | baseTemplateFunction | c:@ST>1#T@BaseTemplate@F@baseTemplateFunction# | <no-cgname> | Ref,Call,RelCall,RelCont | rel: 1
+  object.baseTemplateField;
+// CHECK: [[@LINE-1]]:10 | field/C++ | baseTemplateField | c:@ST>1#T@BaseTemplate@FI@baseTemplateField | <no-cgname> | Ref,RelCont | rel: 1
+
+  // Invalid instance members:
+  object.variable;
+// CHECK-NOT: [[@LINE-1]]:10
+  object.staticFunction();
+// CHECK-NOT: [[@LINE-1]]:10
+  object.Struct;
+// CHECK-NOT: [[@LINE-1]]:10
+  object.EnumValue;
+// CHECK-NOT: [[@LINE-1]]:10
+
+  // Valid static members:
+  TemplateClass<T, S>::staticFunction();
+// CHECK: [[@LINE-1]]:24 | static-method/C++ | staticFunction | c:@ST>2#T#T@TemplateClass@F@staticFunction#S | <no-cgname> | Ref,Call,RelCall,RelCont | rel: 1
+  TemplateClass<T, S>::variable;
+// CHECK: [[@LINE-1]]:24 | static-property/C++ | variable | c:@ST>2#T#T@TemplateClass@variable | __ZN13TemplateClass8variableE | Ref,RelCont | rel: 1
+  TemplateClass<T, S>::staticBaseFunction();
+// CHECK: [[@LINE-1]]:24 | static-method/C++ | staticBaseFunction | c:@S@Base@F@staticBaseFunction#S | __ZN4Base18staticBaseFunctionEv | Ref,Call,RelCall,RelCont | rel: 1
+  TemplateClass<T, S>::baseTemplateVariable;
+// CHECK: [[@LINE-1]]:24 | static-property/C++ | baseTemplateVariable | c:@ST>1#T@BaseTemplate@baseTemplateVariable | __ZN12BaseTemplate20baseTemplateVariableE | Ref,RelCont | rel: 1
+  TemplateClass<T, S>::EnumValue;
+// CHECK: [[@LINE-1]]:24 | enumerator/C | EnumValue | c:@ST>2#T#T@TemplateClass@E@Enum@EnumValue | <no-cgname> | Ref,RelCont | rel: 1
+  TemplateClass<T, S>::Struct();
+// CHECK: [[@LINE-1]]:24 | struct/C | Struct | c:@ST>2#T#T@TemplateClass@S@Struct | <no-cgname> | Ref,Call,RelCall,RelCont | rel: 1
+
+  // Invalid static members:
+  TemplateClass<T, S>::field;
+// CHECK-NOT: [[@LINE-1]]:24
+  TemplateClass<T, S>::function();
+// CHECK-NOT: [[@LINE-1]]:24
+
+  // Valid type names:
+  typename TemplateClass<T, S>::Struct Val;
+// CHECK: [[@LINE-1]]:33 | struct/C | Struct | c:@ST>2#T#T@TemplateClass@S@Struct | <no-cgname> | Ref,RelCont | rel: 1
+  typename TemplateClass<T, S>::Enum EnumVal;
+// CHECK: [[@LINE-1]]:33 | enum/C | Enum | c:@ST>2#T#T@TemplateClass@E@Enum | <no-cgname> | Ref,RelCont | rel: 1
+  typename TemplateClass<T, S>::TypeAlias Val2;
+// CHECK: [[@LINE-1]]:33 | type-alias/C++ | TypeAlias | c:@ST>2#T#T@TemplateClass@TypeAlias | <no-cgname> | Ref,RelCont | rel: 1
+  typename TemplateClass<T, S>::Typedef Val3;
+// CHECK: [[@LINE-1]]:33 | type-alias/C | Typedef | c:{{.*}}index-dependent-source.cpp@ST>2#T#T@TemplateClass@T@Typedef | <no-cgname> | Ref,RelCont | rel: 1
+
+  // Invalid type names:
+  typename TemplateClass<T, S>::field Val4;
+// CHECK-NOT: [[@LINE-1]]:33
+  typename TemplateClass<T, S>::staticFunction Val5;
+// CHECK-NOT: [[@LINE-1]]:33
+
+
+  object.invalid;
+// CHECK-NOT: [[@LINE-1]]:10
+  TemplateClass<T, S>::invalid;
+// CHECK-NOT: [[@LINE-1]]:24
+}
+
+template<typename T, typename S, typename Y>
+void indexDependentOverloads(const TemplateClass<T, S> &object) {
+  object.overload1(T());
+// CHECK-NOT: [[@LINE-1]]
+  object.overload1(S());
+// CHECK-NOT: [[@LINE-1]]
+  object.overload1(Y());
+// CHECK-NOT: [[@LINE-1]]
+}
+
+template<typename T> struct UndefinedTemplateClass;
+
+template<typename T>
+void undefinedTemplateLookup(UndefinedTemplateClass<T> &x) {
+// Shouldn't crash!
+  x.lookup;
+  typename UndefinedTemplateClass<T>::Type y;
+}
+
+template<typename T>
+struct UserOfUndefinedTemplateClass: UndefinedTemplateClass<T> { };
+
+template<typename T>
+void undefinedTemplateLookup2(UserOfUndefinedTemplateClass<T> &x) {
+// Shouldn't crash!
+  x.lookup;
+  typename UserOfUndefinedTemplateClass<T>::Type y;
+}
diff --git a/test/Index/Core/index-instantiated-source.cpp b/test/Index/Core/index-instantiated-source.cpp
new file mode 100644
index 000000000000..f61795da540c
--- /dev/null
+++ b/test/Index/Core/index-instantiated-source.cpp
@@ -0,0 +1,39 @@
+// RUN: c-index-test core -print-source-symbols -- %s -std=c++14 -target x86_64-apple-macosx10.7 | FileCheck %s
+// References to declarations in instantiations should be canonicalized:
+
+template<typename T>
+class BaseTemplate {
+public:
+  T baseTemplateFunction();
+// CHECK: [[@LINE-1]]:5 | instance-method/C++ | baseTemplateFunction | c:@ST>1#T@BaseTemplate@F@baseTemplateFunction#
+
+  T baseTemplateField;
+// CHECK: [[@LINE-1]]:5 | field/C++ | baseTemplateField | c:@ST>1#T@BaseTemplate@FI@baseTemplateField
+};
+
+template<typename T, typename S>
+class TemplateClass: public BaseTemplate<T> {
+public:
+  T function() { return T(); }
+// CHECK: [[@LINE-1]]:5 | instance-method/C++ | function | c:@ST>2#T#T@TemplateClass@F@function#
+
+  static void staticFunction() { }
+// CHECK: [[@LINE-1]]:15 | static-method/C++ | staticFunction | c:@ST>2#T#T@TemplateClass@F@staticFunction#S
+
+  T field;
+// CHECK: [[@LINE-1]]:5 | field/C++ | field | c:@ST>2#T#T@TemplateClass@FI@field
+};
+
+void canonicalizeInstaniationReferences(TemplateClass<int, float> &object) {
+  (void)object.function();
+// CHECK: [[@LINE-1]]:16 | instance-method/C++ | function | c:@ST>2#T#T@TemplateClass@F@function# | <no-cgname>
+  (void)object.field;
+// CHECK: [[@LINE-1]]:16 | field/C++ | field | c:@ST>2#T#T@TemplateClass@FI@field | <no-cgname> | Ref,RelCont | rel: 1
+  (void)object.baseTemplateFunction();
+// CHECK: [[@LINE-1]]:16 | instance-method/C++ | baseTemplateFunction | c:@ST>1#T@BaseTemplate@F@baseTemplateFunction# | <no-cgname>
+  (void)object.baseTemplateField;
+// CHECK: [[@LINE-1]]:16 | field/C++ | baseTemplateField | c:@ST>1#T@BaseTemplate@FI@baseTemplateField | <no-cgname> | Ref,RelCont | rel: 1
+
+  TemplateClass<int, float>::staticFunction();
+// CHECK: [[@LINE-1]]:30 | static-method/C++ | staticFunction | c:@ST>2#T#T@TemplateClass@F@staticFunction#S | <no-cgname
+}
diff --git a/test/Index/Core/index-source.cpp b/test/Index/Core/index-source.cpp
index 6f902610e673..9248e86ff697 100644
--- a/test/Index/Core/index-source.cpp
+++ b/test/Index/Core/index-source.cpp
@@ -287,3 +287,55 @@ class PartialSpecilizationClass<Cls, Cls> : Cls { };
 // CHECK-NEXT: [[@LINE-5]]:7 | class(Gen)/C++ | PartialSpecilizationClass | c:@ST>2#T#T@PartialSpecilizationClass | <no-cgname> | Ref | rel: 0
 // CHECK-NEXT: [[@LINE-6]]:33 | class/C++ | Cls | c:@S@Cls | <no-cgname> | Ref | rel: 0
 // CHECK-NEXT: [[@LINE-7]]:38 | class/C++ | Cls | c:@S@Cls | <no-cgname> | Ref | rel: 0
+
+template<typename T, int x>
+void functionSp() { }
+
+struct Record {
+  constexpr static int C = 2;
+};
+
+template<>
+void functionSp<SpecializationDecl<Cls>, Record::C>() {
+// CHECK: [[@LINE-1]]:6 | function(Gen,TS)/C++ | functionSp | c:@F@functionSp<#$@S@SpecializationDecl>#$@S@Cls#VI2># | __Z10functionSpI18SpecializationDeclI3ClsELi2EEvv | Def,RelSpecialization | rel: 1
+// CHECK:   RelSpecialization | functionSp | c:@FT@>2#T#NIfunctionSp#v#
+// CHECK: [[@LINE-3]]:17 | class(Gen)/C++ | SpecializationDecl | c:@ST>1#T@SpecializationDecl | <no-cgname> | Ref,RelCont | rel: 1
+// CHECK: [[@LINE-4]]:36 | class/C++ | Cls | c:@S@Cls | <no-cgname> | Ref,RelCont | rel: 1
+// CHECK: [[@LINE-5]]:50 | static-property/C++ | C | c:@S@Record@C | __ZN6Record1CE | Ref,RelCont | rel: 1
+// CHECK: [[@LINE-6]]:42 | struct/C++ | Record | c:@S@Record | <no-cgname> | Ref,RelCont | rel: 1
+}
+
+template<typename T, int x>
+class ClassWithCorrectSpecialization { };
+
+template<>
+class ClassWithCorrectSpecialization<SpecializationDecl<Cls>, Record::C> { };
+// CHECK: [[@LINE-1]]:38 | class(Gen)/C++ | SpecializationDecl | c:@ST>1#T@SpecializationDecl | <no-cgname> | Ref | rel: 0
+// CHECK: [[@LINE-2]]:57 | class/C++ | Cls | c:@S@Cls | <no-cgname> | Ref | rel: 0
+// CHECK: [[@LINE-3]]:71 | static-property/C++ | C | c:@S@Record@C | __ZN6Record1CE | Ref,Read | rel: 0
+// CHECK: [[@LINE-4]]:63 | struct/C++ | Record | c:@S@Record | <no-cgname> | Ref | rel: 0
+
+namespace ns {
+// CHECK: [[@LINE-1]]:11 | namespace/C++ | ns | c:@N@ns | <no-cgname> | Decl | rel: 0
+namespace inner {
+// CHECK: [[@LINE-1]]:11 | namespace/C++ | inner | c:@N@ns@N@inner | <no-cgname> | Decl,RelChild | rel: 1
+void func();
+
+}
+namespace innerAlias = inner;
+// CHECK: [[@LINE-1]]:11 | namespace-alias/C++ | innerAlias | c:@N@ns@NA@innerAlias | <no-cgname> | Decl,RelChild | rel: 1
+// CHECK: [[@LINE-2]]:24 | namespace/C++ | inner | c:@N@ns@N@inner | <no-cgname> | Ref,RelCont | rel: 1
+}
+
+namespace namespaceAlias = ::ns::innerAlias;
+// CHECK: [[@LINE-1]]:11 | namespace-alias/C++ | namespaceAlias | c:@NA@namespaceAlias | <no-cgname> | Decl | rel: 0
+// CHECK: [[@LINE-2]]:30 | namespace/C++ | ns | c:@N@ns | <no-cgname> | Ref,RelCont | rel: 1
+// CHECK: [[@LINE-3]]:34 | namespace-alias/C++ | innerAlias | c:@N@ns@NA@innerAlias | <no-cgname> | Ref,RelCont | rel: 1
+
+void ::ns::inner::func() {
+// CHECK: [[@LINE-1]]:8 | namespace/C++ | ns | c:@N@ns | <no-cgname> | Ref,RelCont | rel: 1
+// CHECK: [[@LINE-2]]:12 | namespace/C++ | inner | c:@N@ns@N@inner | <no-cgname> | Ref,RelCont | rel: 1
+  ns::innerAlias::func();
+// CHECK: [[@LINE-1]]:3 | namespace/C++ | ns | c:@N@ns | <no-cgname> | Ref,RelCont | rel: 1
+// CHECK: [[@LINE-2]]:7 | namespace-alias/C++ | innerAlias | c:@N@ns@NA@innerAlias | <no-cgname> | Ref,RelCont | rel: 1
+}
diff --git a/test/Index/complete-available.m b/test/Index/complete-available.m
new file mode 100644
index 000000000000..8267dbdddc5c
--- /dev/null
+++ b/test/Index/complete-available.m
@@ -0,0 +1,20 @@
+/* The run lines are below, because this test is line- and
+   column-number sensitive. */
+void atAvailable() {
+  if (@available(macOS 10.10, *)) {
+
+  }
+  if (__builtin_available(iOS 8, *)) {
+  }
+}
+
+// RUN: c-index-test -code-completion-at=%s:4:18 %s | FileCheck -check-prefix=CHECK %s
+// RUN: c-index-test -code-completion-at=%s:7:27 %s | FileCheck -check-prefix=CHECK %s
+// CHECK: {TypedText iOS} (40)
+// CHECK: {TypedText iOSApplicationExtension} (40)
+// CHECK: {TypedText macOS} (40)
+// CHECK: {TypedText macOSApplicationExtension} (40)
+// CHECK: {TypedText tvOS} (40)
+// CHECK: {TypedText tvOSApplicationExtension} (40)
+// CHECK: {TypedText watchOS} (40)
+// CHECK: {TypedText watchOSApplicationExtension} (40)
diff --git a/test/Index/get-cursor.m b/test/Index/get-cursor.m
index af277d45fdf4..e85d49fb0c3e 100644
--- a/test/Index/get-cursor.m
+++ b/test/Index/get-cursor.m
@@ -154,6 +154,12 @@ SomeT someVar;
 typedef MY_TYPE2(SomeT2) { int x; };
 SomeT2 someVar2;
 
+#define GEN_DECL(mod_name) __attribute__((external_source_symbol(language="Swift", defined_in=mod_name, generated_declaration)))
+
+GEN_DECL("some_module")
+@interface ExtCls
+-(void)method;
+@end
 
 // RUN: c-index-test -cursor-at=%s:4:28 -cursor-at=%s:5:28 %s | FileCheck -check-prefix=CHECK-PROP %s
 // CHECK-PROP: ObjCPropertyDecl=foo1:4:26
@@ -226,3 +232,8 @@ SomeT2 someVar2;
 // CHECK-TRANSPARENT: 147:1 TypeRef=TokenPaste_t:144:9 Extent=[147:1 - 147:13] Spelling=TokenPaste_t ([147:1 - 147:13])
 // CHECK-TRANSPARENT: 151:1 TypeRef=SomeT:150:17 (Transparent: struct SomeT) Extent=[151:1 - 151:6] Spelling=SomeT ([151:1 - 151:6])
 // CHECK-TRANSPARENT: 155:1 TypeRef=SomeT2:154:18 Extent=[155:1 - 155:7] Spelling=SomeT2 ([155:1 - 155:7])
+
+// RUN: c-index-test -cursor-at=%s:160:12 -cursor-at=%s:161:8 %s | FileCheck -check-prefix=CHECK-EXTERNAL %s
+// CHECK-EXTERNAL: 160:12 ObjCInterfaceDecl=ExtCls:160:12 (external lang: Swift, defined: some_module, gen: 1)
+// CHECK-EXTERNAL: 161:8 ObjCInstanceMethodDecl=method:161:8 (external lang: Swift, defined: some_module, gen: 1)
+C
\ No newline at end of file