1 // RUN: %clang_cc1 -triple i386-unknown-unknown -emit-llvm < %s| FileCheck %s
2 // RUN: %clang_cc1 -triple x86_64-unknown-unknown -emit-llvm < %s| FileCheck %s
3 // RUN: %clang_cc1 -triple x86_64-windows -emit-llvm < %s| FileCheck %s
4 // RUN: %clang_cc1 -triple powerpc-unknown-unknown -emit-llvm < %s| FileCheck %s
5 // RUN: %clang_cc1 -triple powerpc64-unknown-unknown -emit-llvm < %s| FileCheck %s
6
7 // RUN: %clang_cc1 -triple aarch64-unknown-unknown -emit-llvm-only -verify %s
8 // RUN: %clang_cc1 -triple mips-unknown-unknown -emit-llvm-only -verify %s
9 // RUN: %clang_cc1 -triple mips64-unknown-unknown -emit-llvm-only -verify %s
10
11 // Check that __builtin_longjmp and __builtin_setjmp are lowered into
12 // IR intrinsics on those architectures that can handle them.
13 // Check that an error is created otherwise.
14
15 typedef void *jmp_buf;
16 jmp_buf buf;
17
18 // CHECK: define{{.*}} void @do_jump()
19 // CHECK: call{{.*}} void @llvm.eh.sjlj.longjmp
20
21 // CHECK: define{{.*}} void @do_setjmp()
22 // CHECK: call{{.*}} i32 @llvm.eh.sjlj.setjmp
23
do_jump(void)24 void do_jump(void) {
25 __builtin_longjmp(buf, 1); // expected-error {{__builtin_longjmp is not supported for the current target}}
26 }
27
28 void f(void);
29
do_setjmp(void)30 void do_setjmp(void) {
31 if (!__builtin_setjmp(buf)) // expected-error {{__builtin_setjmp is not supported for the current target}}
32 f();
33 }
34