gcc/testsuite/gcc.dg/builtins-57.c

   1 /* { dg-do compile } */
   2 /* { dg-options "-fdump-tree-gimple" } */
   3
   4 double foo (double x)
   5 {
   6   return __builtin_floor (__builtin_fabs (x));
   7 }
   8
   9 long bar (double x)
  10 {
  11   return __builtin_lfloor (__builtin_fabs (x));
  12 }
  13
  14 /* { dg-final { scan-tree-dump-not "lfloor" "gimple" } } */
  15 /* { dg-final { scan-tree-dump "trunc" "gimple" } } */
  16 /* { dg-final { cleanup-tree-dump "gimple" } } */