sdcc/support/regression/tests/gcc-torture-execute-20031214-1.c

   1 /*
   2    20031214-1.c from the execute part of the gcc torture tests.
   3  */
   4
   5 #include <testfwk.h>
   6
   7 #ifdef __SDCC
   8 #pragma std_c99
   9 #pragma disable_warning 85
  10 #pragma disable_warning 93
  11 #endif
  12
  13 /* PR optimization/10312 */
  14 /* Originator: Peter van Hoof <p dot van-hoof at qub dot ac dot uk> */
  15
  16 /* Verify that the strength reduction pass doesn't find
  17    illegitimate givs.  */
  18
  19 struct
  20 {
  21   double a;
  22   int n[2];
  23 } g = { 0., { 1, 2}};
  24
  25 int k = 0;
  26
  27 void
  28 b (int *j)
  29 {
  30 }
  31
  32 void
  33 testTortureExecute (void)
  34 {
  35   int j;
  36
  37   for (j = 0; j < 2; j++)
  38     k = (k > g.n[j]) ? k : g.n[j];
  39
  40   k++;
  41   b (&j);
  42
  43   return;
  44 }
  45