gcc/testsuite/gcc.dg/guality/pr56154-2.c

   1 /* PR debug/56154 */
   2 /* { dg-do run } */
   3 /* { dg-options "-g" } */
   4 /* { dg-additional-sources "pr56154-aux.c" } */
   5
   6 #include "../nop.h"
   7
   8 extern void abort (void);
   9
  10 __attribute__((noinline, noclone)) int
  11 foo (int x)
  12 {
  13   asm ("");
  14   x++;
  15   asm ("");
  16   x++;
  17   asm ("");
  18   x++;
  19   asm ("");
  20   x++;
  21   asm ("");
  22   x++;
  23   asm ("");
  24   x++;
  25   asm ("");
  26   x++;
  27   asm ("");
  28   x++;
  29   asm (NOP : : : "memory");
  30   asm (NOP : : : "memory");     /* { dg-final { gdb-test pr56154-2.c:30 "x" "28" } } */
  31   return x;
  32 }
  33
  34 void
  35 test_main (void)
  36 {
  37   if (foo (20) != 28)
  38     abort ();
  39 }