gcc/testsuite/gcc.c-torture/compile/pr55832.c

   1 /* PR tree-optimization/55832 */
   2
   3 int g, b;
   4
   5 void
   6 foo (void)
   7 {
   8   union U { int i; unsigned short s; } a = { 0 };
   9   unsigned char c;
  10   unsigned short d = 0, *p = &a.s;
  11
  12   if (g)
  13     a.i--;
  14
  15   if (b && a.i < (d = 1))
  16     return;
  17
  18   for (; a.i < 15; a.i++)
  19     b |= d <= c;
  20
  21   if (!*p)
  22     g = 0;
  23 }