gcc/testsuite/c-c++-common/Wparentheses-1.c

   1 /* PR c/70436 */
   2 /* { dg-do compile } */
   3 /* { dg-options "-Wparentheses" } */
   4
   5 int a, b, c[101], d[101], e[101], f[101];
   6
   7 void
   8 f1 (void)
   9 {
  10   int i;
  11
  12   if (a) /* { dg-warning "ambiguous" } */
  13     #pragma GCC ivdep
  14     for (i = 0; i < 100; i++)
  15       if (b)
  16         c[i] = d[i] + e[i];
  17       else
  18         f[i] = d[i] * e[i];
  19
  20   if (a)
  21     #pragma GCC ivdep
  22     for (i = 0; i < 100; i++)
  23       {
  24         if (b)
  25           c[i] = d[i] + e[i];
  26         else
  27           f[i] = d[i] * e[i];
  28       }
  29
  30   if (a)
  31     #pragma GCC ivdep
  32     for (i = 0; i < 100; i++)
  33       {
  34         if (b)
  35           c[i] = d[i] + e[i];
  36       }
  37   else
  38     f[i] = d[i] * e[i];
  39 }