gcc/testsuite/gcc.dg/tree-ssa/pr79803.c

   1 /* { dg-do compile { target { x86_64-*-* } } } */
   2 /* { dg-options "-march=opteron-sse3 -Ofast --param l1-cache-line-size=3 -Wdisabled-optimization" } */
   3 /* { dg-require-effective-target indirect_jumps } */
   4
   5 #include <setjmp.h>
   6
   7 extern void abort (void);
   8
   9 jmp_buf buf;
  10
  11 void raise0(void)
  12 {
  13   __builtin_longjmp (buf, 1);
  14 }
  15
  16 int execute(int cmd) /* { dg-warning "'l1-cache-size' parameter is not a power of two 3" } */
  17 {
  18   int last = 0;
  19
  20   if (__builtin_setjmp (buf) == 0)
  21     while (1)
  22       {
  23         last = 1;
  24         raise0 ();
  25       }
  26
  27   if (last == 0)
  28     return 0;
  29   else
  30     return cmd;
  31 }
  32
  33 int execute2(int cmd, int cmd2)
  34 {
  35   int last = 0;
  36
  37   if (__builtin_setjmp (buf) == 0)
  38     while (1)
  39       {
  40         last = 1;
  41         raise0 ();
  42       }
  43
  44   if (last == 0)
  45     return 0;
  46   else
  47     return cmd;
  48 }
  49
  50
  51 int main(void)
  52 {
  53   if (execute (1) == 0)
  54     abort ();
  55
  56   if (execute2 (1, 2) == 0)
  57     abort ();
  58
  59   return 0;
  60 }