diff options
Diffstat (limited to 'test/Sema')
| -rw-r--r-- | test/Sema/builtin-longjmp.c | 34 |
1 files changed, 34 insertions, 0 deletions
diff --git a/test/Sema/builtin-longjmp.c b/test/Sema/builtin-longjmp.c new file mode 100644 index 0000000000000..5ed393e591c99 --- /dev/null +++ b/test/Sema/builtin-longjmp.c @@ -0,0 +1,34 @@ +// RUN: %clang_cc1 -triple i386-unknown-unknown -emit-llvm < %s| FileCheck %s +// RUN: %clang_cc1 -triple x86_64-unknown-unknown -emit-llvm < %s| FileCheck %s +// RUN: %clang_cc1 -triple x86_64-windows -emit-llvm < %s| FileCheck %s +// RUN: %clang_cc1 -triple powerpc-unknown-unknown -emit-llvm < %s| FileCheck %s +// RUN: %clang_cc1 -triple powerpc64-unknown-unknown -emit-llvm < %s| FileCheck %s + +// RUN: %clang_cc1 -triple arm-unknown-unknown -emit-llvm-only -verify %s +// RUN: %clang_cc1 -triple aarch64-unknown-unknown -emit-llvm-only -verify %s +// RUN: %clang_cc1 -triple mips-unknown-unknown -emit-llvm-only -verify %s +// RUN: %clang_cc1 -triple mips64-unknown-unknown -emit-llvm-only -verify %s + +// Check that __builtin_longjmp and __builtin_setjmp are lowered into +// IR intrinsics on those architectures that can handle them. +// Check that an error is created otherwise. + +typedef void *jmp_buf; +jmp_buf buf; + +// CHECK: define{{.*}} void @do_jump() +// CHECK: call{{.*}} void @llvm.eh.sjlj.longjmp + +// CHECK: define{{.*}} void @do_setjmp() +// CHECK: call{{.*}} i32 @llvm.eh.sjlj.setjmp + +void do_jump(void) { + __builtin_longjmp(buf, 1); // expected-error {{__builtin_longjmp is not supported for the current target}} +} + +void f(void); + +void do_setjmp(void) { + if (!__builtin_setjmp(buf)) // expected-error {{__builtin_setjmp is not supported for the current target}} + f(); +} |