gcc/testsuite/gcc.dg/pr63387.c

   1 /* { dg-do compile } */
   2 /* { dg-options "-O -fdump-tree-optimized" } */
   3
   4 int f(double aaa, double bbb){
   5   int xa = __builtin_isunordered(aaa, aaa);
   6   int xb = __builtin_isunordered(bbb, bbb);
   7   return xa | xb;
   8 }
   9
  10 int g(double aaa, double bbb){
  11   int xa = __builtin_isunordered(aaa, bbb);
  12   int xb = __builtin_isunordered(bbb, bbb);
  13   return xa | xb;
  14 }
  15
  16 int h(double ccc, float ddd){
  17   int xc = __builtin_isunordered(ccc, ccc);
  18   int xd = __builtin_isunordered(ddd, ddd);
  19   return xc | xd;
  20 }
  21
  22 /* { dg-final { scan-tree-dump-not "aaa\[^\n\r\]* unord aaa" "optimized" } } */
  23 /* { dg-final { scan-tree-dump-not "bbb\[^\n\r\]* unord bbb" "optimized" } } */
  24 /* { dg-final { scan-tree-dump-times "aaa\[^\n\r\]* unord bbb" 2 "optimized" } } */
  25 /* { dg-final { scan-tree-dump-not "ccc\[^\n\r\]* unord ddd" "optimized" } } */