xref: /aosp_15_r20/external/clang/test/CodeGen/unwind-attr.c (revision 67e74705e28f6214e480b399dd47ea732279e315) 
1*67e74705SXin Li // RUN: %clang_cc1 -triple i386-unknown-unknown -fexceptions -emit-llvm -o - %s | FileCheck %s
2*67e74705SXin Li // RUN: %clang_cc1 -triple i386-unknown-unknown -emit-llvm -o - %s | FileCheck -check-prefix CHECK-NOEXC %s
3*67e74705SXin Li 
4*67e74705SXin Li int opaque();
5*67e74705SXin Li 
6*67e74705SXin Li // CHECK:       define [[INT:i.*]] @test0() [[TF:#[0-9]+]] {
7*67e74705SXin Li // CHECK-NOEXC: define [[INT:i.*]] @test0() [[NUW:#[0-9]+]] {
test0(void)8*67e74705SXin Li int test0(void) {
9*67e74705SXin Li   return opaque();
10*67e74705SXin Li }
11*67e74705SXin Li 
12*67e74705SXin Li // <rdar://problem/8087431>: locally infer nounwind at -O0
13*67e74705SXin Li // CHECK:       define [[INT:i.*]] @test1() [[NUW:#[0-9]+]] {
14*67e74705SXin Li // CHECK-NOEXC: define [[INT:i.*]] @test1() [[NUW]] {
test1(void)15*67e74705SXin Li int test1(void) {
16*67e74705SXin Li   return 0;
17*67e74705SXin Li }
18*67e74705SXin Li 
19*67e74705SXin Li // <rdar://problem/8283071>: not for weak functions
20*67e74705SXin Li // CHECK:       define weak [[INT:i.*]] @test2() [[TF]] {
21*67e74705SXin Li // CHECK-NOEXC: define weak [[INT:i.*]] @test2() [[NUW]] {
test2(void)22*67e74705SXin Li __attribute__((weak)) int test2(void) {
23*67e74705SXin Li   return 0;
24*67e74705SXin Li }
25*67e74705SXin Li 
26*67e74705SXin Li // CHECK: attributes [[TF]] = { "{{.*}} }
27*67e74705SXin Li // CHECK: attributes [[NUW]] = { nounwind{{.*}} }
28*67e74705SXin Li 
29*67e74705SXin Li // CHECK-NOEXC: attributes [[NUW]] = { nounwind{{.*}} }
30