gcc/testsuite/gcc.target/i386/pr71016.c

   1 /* PR tree-optimization/71016 */
   2 /* { dg-do compile { target lp64 } } */
   3 /* { dg-options "-O2 -mlzcnt" } */
   4 /* { dg-final { scan-assembler-not "cltq" } } */
   5
   6 long int
   7 foo (long int i)
   8 {
   9   return i == 0 ? 17 : __builtin_clzl (i);
  10 }