45 lines
1.1 KiB
C
45 lines
1.1 KiB
C
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// RUN: %clang_cc1 -x c %s -triple x86_64-linux-gnu -emit-llvm -o - | FileCheck %s
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// RUN: %clang_cc1 -x c++ %s -triple x86_64-linux-gnu -emit-llvm -o - | FileCheck %s
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#ifdef __cplusplus
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extern "C" {
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#endif
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struct __jmp_buf_tag { int n; };
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int setjmp(struct __jmp_buf_tag*);
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int sigsetjmp(struct __jmp_buf_tag*, int);
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int _setjmp(struct __jmp_buf_tag*);
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int __sigsetjmp(struct __jmp_buf_tag*, int);
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typedef struct __jmp_buf_tag jmp_buf[1];
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typedef struct __jmp_buf_tag sigjmp_buf[1];
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#ifdef __cplusplus
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}
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#endif
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void f() {
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jmp_buf jb;
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// CHECK: call {{.*}}@setjmp(
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setjmp(jb);
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// CHECK: call {{.*}}@sigsetjmp(
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sigsetjmp(jb, 0);
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// CHECK: call {{.*}}@_setjmp(
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_setjmp(jb);
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// CHECK: call {{.*}}@__sigsetjmp(
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__sigsetjmp(jb, 0);
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}
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// CHECK: ; Function Attrs: returns_twice
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// CHECK-NEXT: declare {{.*}} @setjmp(
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// CHECK: ; Function Attrs: returns_twice
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// CHECK-NEXT: declare {{.*}} @sigsetjmp(
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// CHECK: ; Function Attrs: returns_twice
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// CHECK-NEXT: declare {{.*}} @_setjmp(
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// CHECK: ; Function Attrs: returns_twice
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// CHECK-NEXT: declare {{.*}} @__sigsetjmp(
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