1 // RUN: %clang_cc1 -triple x86_64-pc-linux -std=c++11 -Wno-deprecated-declarations -ast-dump -ast-dump-filter Test %s | FileCheck --strict-whitespace %s 2 3 int TestLocation 4 __attribute__((unused)); 5 // CHECK: VarDecl{{.*}}TestLocation 6 // CHECK-NEXT: UnusedAttr 0x{{[^ ]*}} <line:[[@LINE-2]]:16> 7 8 int TestIndent 9 __attribute__((unused)); 10 // CHECK: {{^}}VarDecl{{.*TestIndent[^()]*$}} 11 // CHECK-NEXT: {{^}}`-UnusedAttr{{[^()]*$}} 12 13 void TestAttributedStmt() { 14 switch (1) { 15 case 1: 16 [[clang::fallthrough]]; 17 case 2: 18 ; 19 } 20 } 21 // CHECK: FunctionDecl{{.*}}TestAttributedStmt 22 // CHECK: AttributedStmt 23 // CHECK-NEXT: FallThroughAttr 24 // CHECK-NEXT: NullStmt 25 26 [[clang::warn_unused_result]] int TestCXX11DeclAttr(); 27 // CHECK: FunctionDecl{{.*}}TestCXX11DeclAttr 28 // CHECK-NEXT: WarnUnusedResultAttr 29 30 int TestAlignedNull __attribute__((aligned)); 31 // CHECK: VarDecl{{.*}}TestAlignedNull 32 // CHECK-NEXT: AlignedAttr {{.*}} aligned 33 // CHECK-NEXT: <<<NULL>>> 34 35 int TestAlignedExpr __attribute__((aligned(4))); 36 // CHECK: VarDecl{{.*}}TestAlignedExpr 37 // CHECK-NEXT: AlignedAttr {{.*}} aligned 38 // CHECK-NEXT: IntegerLiteral 39 40 int TestEnum __attribute__((visibility("default"))); 41 // CHECK: VarDecl{{.*}}TestEnum 42 // CHECK-NEXT: VisibilityAttr{{.*}} Default 43 44 class __attribute__((lockable)) Mutex { 45 } mu1, mu2; 46 int TestExpr __attribute__((guarded_by(mu1))); 47 // CHECK: VarDecl{{.*}}TestExpr 48 // CHECK-NEXT: GuardedByAttr 49 // CHECK-NEXT: DeclRefExpr{{.*}}mu1 50 51 class Mutex TestVariadicExpr __attribute__((acquired_after(mu1, mu2))); 52 // CHECK: VarDecl{{.*}}TestVariadicExpr 53 // CHECK: AcquiredAfterAttr 54 // CHECK-NEXT: DeclRefExpr{{.*}}mu1 55 // CHECK-NEXT: DeclRefExpr{{.*}}mu2 56 57 void function1(void *) { 58 int TestFunction __attribute__((cleanup(function1))); 59 } 60 // CHECK: VarDecl{{.*}}TestFunction 61 // CHECK-NEXT: CleanupAttr{{.*}} Function{{.*}}function1 62 63 void TestIdentifier(void *, int) 64 __attribute__((pointer_with_type_tag(ident1,1,2))); 65 // CHECK: FunctionDecl{{.*}}TestIdentifier 66 // CHECK: ArgumentWithTypeTagAttr{{.*}} pointer_with_type_tag ident1 67 68 void TestBool(void *, int) 69 __attribute__((pointer_with_type_tag(bool1,1,2))); 70 // CHECK: FunctionDecl{{.*}}TestBool 71 // CHECK: ArgumentWithTypeTagAttr{{.*}}pointer_with_type_tag bool1 0 1 IsPointer 72 73 void TestUnsigned(void *, int) 74 __attribute__((pointer_with_type_tag(unsigned1,1,2))); 75 // CHECK: FunctionDecl{{.*}}TestUnsigned 76 // CHECK: ArgumentWithTypeTagAttr{{.*}} pointer_with_type_tag unsigned1 0 1 77 78 void TestInt(void) __attribute__((constructor(123))); 79 // CHECK: FunctionDecl{{.*}}TestInt 80 // CHECK-NEXT: ConstructorAttr{{.*}} 123 81 82 static int TestString __attribute__((alias("alias1"))); 83 // CHECK: VarDecl{{.*}}TestString 84 // CHECK-NEXT: AliasAttr{{.*}} "alias1" 85 86 extern struct s1 TestType 87 __attribute__((type_tag_for_datatype(ident1,int))); 88 // CHECK: VarDecl{{.*}}TestType 89 // CHECK-NEXT: TypeTagForDatatypeAttr{{.*}} int 90 91 void TestLabel() { 92 L: __attribute__((unused)) int i; 93 // CHECK: LabelStmt{{.*}}'L' 94 // CHECK: VarDecl{{.*}}i 'int' 95 // CHECK-NEXT: UnusedAttr{{.*}} 96 97 M: __attribute(()) int j; 98 // CHECK: LabelStmt {{.*}} 'M' 99 // CHECK-NEXT: DeclStmt 100 // CHECK-NEXT: VarDecl {{.*}} j 'int' 101 102 N: __attribute(()) ; 103 // CHECK: LabelStmt {{.*}} 'N' 104 // CHECK-NEXT: NullStmt 105 } 106 107 namespace Test { 108 extern "C" int printf(const char *format, ...); 109 // CHECK: FunctionDecl{{.*}}printf 110 // CHECK-NEXT: ParmVarDecl{{.*}}format{{.*}}'const char *' 111 // CHECK-NEXT: FormatAttr{{.*}}Implicit printf 1 2 112 113 alignas(8) extern int x; 114 extern int x; 115 // CHECK: VarDecl{{.*}} x 'int' 116 // CHECK: VarDecl{{.*}} x 'int' 117 // CHECK-NEXT: AlignedAttr{{.*}} Inherited 118 } 119 120 int __attribute__((cdecl)) TestOne(void), TestTwo(void); 121 // CHECK: FunctionDecl{{.*}}TestOne{{.*}}__attribute__((cdecl)) 122 // CHECK: FunctionDecl{{.*}}TestTwo{{.*}}__attribute__((cdecl)) 123 124 void func() { 125 auto Test = []() __attribute__((no_thread_safety_analysis)) {}; 126 // CHECK: CXXMethodDecl{{.*}}operator() 'void (void) const' 127 // CHECK: NoThreadSafetyAnalysisAttr 128 129 // Because GNU's noreturn applies to the function type, and this lambda does 130 // not have a capture list, the call operator and the function pointer 131 // conversion should both be noreturn, but the method should not contain a 132 // NoReturnAttr because the attribute applied to the type. 133 auto Test2 = []() __attribute__((noreturn)) { while(1); }; 134 // CHECK: CXXMethodDecl{{.*}}operator() 'void (void) __attribute__((noreturn)) const' 135 // CHECK-NOT: NoReturnAttr 136 // CHECK: CXXConversionDecl{{.*}}operator void (*)() __attribute__((noreturn)) 137 } 138 139 namespace PR20930 { 140 struct S { 141 struct { int Test __attribute__((deprecated)); }; 142 // CHECK: FieldDecl{{.*}}Test 'int' 143 // CHECK-NEXT: DeprecatedAttr 144 }; 145 146 void f() { 147 S s; 148 s.Test = 1; 149 // CHECK: IndirectFieldDecl{{.*}}Test 'int' 150 // CHECK: DeprecatedAttr 151 } 152 } 153 154 struct __attribute__((objc_bridge_related(NSParagraphStyle,,))) TestBridgedRef; 155 // CHECK: CXXRecordDecl{{.*}} struct TestBridgedRef 156 // CHECK-NEXT: ObjCBridgeRelatedAttr{{.*}} NSParagraphStyle 157