Remove setjmp.h header file from Sema/return.c test and include necessary

declarations explicitly in the test.

llvm-svn: 179604

1 files changed, 7 insertions, 3 deletions

diff --git a/clang/test/Sema/return.c b/clang/test/Sema/return.c
index ddd99a3272c..7e7c8b7b844 100644
--- a/clang/test/Sema/return.c
+++ b/clang/test/Sema/return.c
@@ -197,9 +197,14 @@ int test29() {
   exit(1);
 }
 
-#ifndef __hexagon__
-#include <setjmp.h>
+// Include these declarations here explicitly so we don't depend on system headers.
+typedef struct __jmp_buf_tag{} jmp_buf[1];
+
+extern void longjmp (struct __jmp_buf_tag __env[1], int __val) __attribute__ ((noreturn));
+extern void _longjmp (struct __jmp_buf_tag __env[1], int __val) __attribute__ ((noreturn));
+
 jmp_buf test30_j;
+
 int test30() {
   if (j)
     longjmp(test30_j, 1);
@@ -210,7 +215,6 @@ int test30() {
     _longjmp(test30_j, 1);
 #endif
 }
-#endif
 
 typedef void test31_t(int status);
 void test31(test31_t *callback __attribute__((noreturn)));