sdcc/support/regression/tests/gcc-torture-execute-20041213-2.c

   1 /*
   2    20041213-2.c from the execute part of the gcc torture suite.
   3  */
   4
   5 #include <testfwk.h>
   6
   7 #ifdef __SDCC
   8 #pragma std_c99
   9 #endif
  10
  11 /* PR tree-optimization/18694
  12
  13    The dominator optimization didn't take the PHI evaluation order
  14    into account when threading an edge.  */
  15
  16 void
  17 foo (int i)
  18 {
  19   int next_n = 1;
  20   int j = 0;
  21
  22   for (; i != 0; i--)
  23     {
  24       int n;
  25
  26       for (n = next_n; j < n; j++)
  27         next_n++;
  28
  29       if (j != n)
  30         ASSERT (0);
  31     }
  32 }
  33
  34 void
  35 testTortureExecute (void)
  36 {
  37   foo (2);
  38   return;
  39 }