re PR testsuite/57050 (FAIL: gcc.c-torture/execute/pr56982.c compilation, -O0)

2013-04-24  Richard Biener  <rguenther@suse.de>

	PR testsuite/57050
	* gcc.c-torture/execute/pr56982.c: Avoid sigjmp_buf use.

From-SVN: r198218

gcc/testsuite/ChangeLog

+2013-04-24  Richard Biener  <rguenther@suse.de>
+
+	PR testsuite/57050
+	* gcc.c-torture/execute/pr56982.c: Avoid sigjmp_buf use.
+
 2013-04-23  Richard Biener  <rguenther@suse.de>
 
 	PR middle-end/57036

gcc/testsuite/gcc.c-torture/execute/pr56982.c

-#include <stdlib.h>
 #include <setjmp.h>
 
-static sigjmp_buf env;
-void *stderr;
+extern void abort (void);
+extern void exit (int);
+
+static jmp_buf env;
+
 void baz (void)
 {
   __asm__ volatile ("" : : : "memory");