1 // RUN: %clang -fplugin=%llvmshlibdir/Attribute%pluginext -emit-llvm -S %s -o - 2>&1 | FileCheck %s --check-prefix=ATTRIBUTE 2 // RUN: not %clang -fplugin=%llvmshlibdir/Attribute%pluginext -emit-llvm -DBAD_ATTRIBUTE -S %s -o - 2>&1 | FileCheck %s --check-prefix=BADATTRIBUTE 3 // REQUIRES: plugins, examples 4 5 void fn1a() __attribute__((example)) { } 6 [[example]] void fn1b() { } 7 [[plugin::example]] void fn1c() { } 8 void fn2() __attribute__((example("somestring"))) { } 9 // ATTRIBUTE: warning: 'example' attribute only applies to functions 10 int var1 __attribute__((example("otherstring"))) = 1; 11 12 // ATTRIBUTE: [[STR1_VAR:@.+]] = private unnamed_addr constant [10 x i8] c"example()\00" 13 // ATTRIBUTE: [[STR2_VAR:@.+]] = private unnamed_addr constant [20 x i8] c"example(somestring)\00" 14 // ATTRIBUTE: @llvm.global.annotations = {{.*}}@{{.*}}fn1a{{.*}}[[STR1_VAR]]{{.*}}@{{.*}}fn1b{{.*}}[[STR1_VAR]]{{.*}}@{{.*}}fn1c{{.*}}[[STR1_VAR]]{{.*}}@{{.*}}fn2{{.*}}[[STR2_VAR]] 15 16 #ifdef BAD_ATTRIBUTE 17 class Example { 18 // BADATTRIBUTE: error: 'example' attribute only allowed at file scope 19 void __attribute__((example)) fn3(); 20 }; 21 // BADATTRIBUTE: error: 'example' attribute requires a string 22 void fn4() __attribute__((example(123))) { } 23 // BADATTRIBUTE: error: 'example' attribute takes no more than 1 argument 24 void fn5() __attribute__((example("a","b"))) { } 25 #endif 26