gcc/testsuite/gcc.dg/guality/pr58791-1.c

   1 /* PR tree-optimization/58791 */
   2 /* { dg-do run } */
   3 /* { dg-options "-g" } */
   4
   5 #include "../nop.h"
   6
   7 __attribute__((noinline, noclone)) int
   8 foo (int x, int y)
   9 {
  10   _Bool a = x != 0;
  11   _Bool b = y != 2;
  12   _Bool c = a & b;
  13   _Bool d = !c;
  14   int ret;
  15   if (c)
  16     {
  17       if (y < 3 || y > 4)
  18         ret = 1;
  19       else
  20         ret = 0;
  21     }
  22   else
  23     ret = 0;
  24   asm volatile (NOP : : : "memory");    /* { dg-final { gdb-test pr58791-1.c:25 "c & 1" "1" } } */
  25   asm volatile (NOP : : : "memory");    /* { dg-final { gdb-test pr58791-1.c:25 "d & 1" "0" } } */
  26   return ret;
  27 }
  28
  29 int
  30 main ()
  31 {
  32   foo (1, 3);
  33   return 0;
  34 }