gcc/testsuite/gcc.dg/tree-ssa/ssa-vrp-thread-1.c

   1 /* { dg-do compile } */
   2 /* { dg-options "-O2 -fdump-tree-vrp1-details" } */
   3
   4
   5 struct basic_block_def;
   6 typedef struct basic_block_def *basic_block;
   7 enum gimple_code
   8 {
   9   LAST_AND_UNUSED_GIMPLE_CODE
  10 };
  11 struct omp_region
  12 {
  13   struct omp_region *outer;
  14   basic_block cont;
  15 };
  16 void
  17 build_omp_regions_1 (basic_block bb, struct omp_region *parent,
  18                      unsigned char single_tree, enum gimple_code code)
  19 {
  20   if (code == 25)
  21     parent = parent->outer;
  22   else if (code == 42)
  23     parent->cont = bb;
  24   if (single_tree && !parent)
  25     return;
  26   oof ();
  27 }
  28
  29 /* ARM Cortex-M defined LOGICAL_OP_NON_SHORT_CIRCUIT to false,
  30    so skip below test.  */
  31 /* { dg-final { scan-tree-dump-times "Threaded" 1 "vrp1" { target { ! arm_cortex_m } } } } */
  32 /* { dg-final { cleanup-tree-dump "vrp1" } } */
  33