gcc/testsuite/gcc.dg/tree-ssa/pr67755.c

   1 /* { dg-do compile } */
   2 /* { dg-options "-O1 -fdump-tree-dom2-details-blocks" } */
   3 /* We want to verify no outgoing edge from a conditional
   4    has a probability of 100%.  */
   5 /* { dg-final { scan-tree-dump-not "succ:\[ \]+. .100.0%.  .\(TRUE|FALSE\)_VALUE" "dom2"} } */
   6
   7
   8 void (*zend_block_interruptions) (void);
   9
  10 int * _zend_mm_alloc_int (int * heap, long int size)
  11 {
  12   int *best_fit;
  13   long int true_size = (size < 15 ? 32 : size);
  14
  15   if (zend_block_interruptions)
  16     zend_block_interruptions ();
  17
  18   if (__builtin_expect ((true_size < 543), 1))
  19     best_fit = heap + 2;
  20   else
  21     best_fit = heap;
  22
  23   return best_fit;
  24 }
  25