1 // RUN: %clang_cc1 -triple x86_64-apple-macosx10.7.0 %s -emit-llvm -mdisable-tail-calls -o - | FileCheck %s -check-prefix=DISABLE 2 // RUN: %clang_cc1 -triple x86_64-apple-macosx10.7.0 %s -emit-llvm -o - | FileCheck %s -check-prefix=ENABLE 3 4 // DISABLE: define i32 @f1() [[ATTRTRUE:#[0-9]+]] { 5 // DISABLE: define i32 @f2() [[ATTRTRUE]] { 6 // ENABLE: define i32 @f1() [[ATTRFALSE:#[0-9]+]] { 7 // ENABLE: define i32 @f2() [[ATTRTRUE:#[0-9]+]] { 8 9 int f1() { 10 return 0; 11 } 12 13 int f2() __attribute__((disable_tail_calls)) { 14 return 0; 15 } 16 17 // DISABLE: attributes [[ATTRTRUE]] = { {{.*}}"disable-tail-calls"="true"{{.*}} } 18 // ENABLE: attributes [[ATTRFALSE]] = { {{.*}}"disable-tail-calls"="false"{{.*}} } 19 // ENABLE: attributes [[ATTRTRUE]] = { {{.*}}"disable-tail-calls"="true"{{.*}} } 20