| // RUN: %clang_cc1 -triple x86_64-apple-macosx10.7.0 %s -emit-llvm -fno-optimize-sibling-calls -o - | FileCheck %s -check-prefix=DISABLE |
| // RUN: %clang_cc1 -triple x86_64-apple-macosx10.7.0 %s -emit-llvm -o - | FileCheck %s -check-prefix=ENABLE |
| |
| // DISABLE: define{{.*}} i32 @f1() [[ATTRTRUE:#[0-9]+]] { |
| // DISABLE: define{{.*}} i32 @f2() [[ATTRTRUE]] { |
| // ENABLE: define{{.*}} i32 @f1() [[ATTRFALSE:#[0-9]+]] { |
| // ENABLE: define{{.*}} i32 @f2() [[ATTRTRUE:#[0-9]+]] { |
| |
| int f1(void) { |
| return 0; |
| } |
| |
| int f2(void) __attribute__((disable_tail_calls)) { |
| return 0; |
| } |
| |
| // DISABLE: attributes [[ATTRTRUE]] = { {{.*}}"disable-tail-calls"="true"{{.*}} } |
| // ENABLE-NOT: attributes [[ATTRFALSE]] = { {{.*}}"disable-tail-calls"="false"{{.*}} } |
| // ENABLE: attributes [[ATTRTRUE]] = { {{.*}}"disable-tail-calls"="true"{{.*}} } |
