gcc/testsuite/gcc.dg/tree-ssa/vrp50.c

   1 /* { dg-do compile } */
   2 /* { dg-options "-O2 -fdump-tree-vrp1" } */
   3
   4 int
   5 foo (unsigned int i, unsigned int j)
   6 {
   7   i &= 15;
   8   j &= 15;
   9   i += 1024;
  10   j += 2048;
  11   i &= j;
  12   return i < 16;
  13 }
  14
  15 int
  16 bar (int i)
  17 {
  18   int c = 2;
  19   c &= i > 6;
  20   return c == 0;
  21 }
  22
  23 int baz (int x, int y)
  24 {
  25   x &= 15;
  26   y &= 15;
  27   x += 4;
  28   y += 16;
  29   x &= y;
  30   return x < 20;
  31 }
  32
  33 /* { dg-final { scan-tree-dump-times "return 1;" 3 "vrp1" } } */