diff options
Diffstat (limited to 'clang/test/Sema')
| -rw-r--r-- | clang/test/Sema/builtin-setjmp.c | 10 | ||||
| -rw-r--r-- | clang/test/Sema/implicit-builtin-decl.c | 9 |
2 files changed, 16 insertions, 3 deletions
diff --git a/clang/test/Sema/builtin-setjmp.c b/clang/test/Sema/builtin-setjmp.c new file mode 100644 index 00000000000..f8770d88e73 --- /dev/null +++ b/clang/test/Sema/builtin-setjmp.c @@ -0,0 +1,10 @@ +// RUN: %clang_cc1 -triple x86_64-unknown-unknown -fsyntax-only -verify -DNO_JMP_BUF %s +// RUN: %clang_cc1 -triple x86_64-unknown-unknown -fsyntax-only -verify %s + +#ifdef NO_JMP_BUF +extern long setjmp(long *); // expected-warning {{declaration of built-in function 'setjmp' requires the declaration of the 'jmp_buf' type, commonly provided in the header <setjmp.h>.}} +#else +typedef long jmp_buf; +extern int setjmp(char); // expected-warning@8 {{incompatible redeclaration of library function 'setjmp'}} + // expected-note@8 {{'setjmp' is a builtin with type 'int (jmp_buf)' (aka 'int (long)')}} +#endif diff --git a/clang/test/Sema/implicit-builtin-decl.c b/clang/test/Sema/implicit-builtin-decl.c index 3c2ff94984c..3a3dfa935ac 100644 --- a/clang/test/Sema/implicit-builtin-decl.c +++ b/clang/test/Sema/implicit-builtin-decl.c @@ -55,14 +55,17 @@ main(int argc, char *argv[]) void snprintf() { } -// PR8316 -void longjmp(); // expected-warning{{declaration of built-in function 'longjmp' requires inclusion of the header <setjmp.h>}} +// PR8316 & PR40692 +void longjmp(); // expected-warning{{declaration of built-in function 'longjmp' requires the declaration of the 'jmp_buf' type, commonly provided in the header <setjmp.h>.}} extern float fmaxf(float, float); struct __jmp_buf_tag {}; -void sigsetjmp(struct __jmp_buf_tag[1], int); // expected-warning{{declaration of built-in function 'sigsetjmp' requires inclusion of the header <setjmp.h>}} +void sigsetjmp(struct __jmp_buf_tag[1], int); // expected-warning{{declaration of built-in function 'sigsetjmp' requires the declaration of the 'jmp_buf' type, commonly provided in the header <setjmp.h>.}} // CHECK: FunctionDecl {{.*}} <line:[[@LINE-2]]:1, col:44> col:6 sigsetjmp ' // CHECK-NOT: FunctionDecl // CHECK: ReturnsTwiceAttr {{.*}} <{{.*}}> Implicit + +// PR40692 +void pthread_create(); // no warning expected |
