gcc/testsuite/gcc.target/i386/pr59874-1.c

   1 /* PR target/59874 */
   2 /* { dg-do compile } */
   3 /* { dg-options "-O2 -mbmi -masm=att" } */
   4 /* { dg-final { scan-assembler "tzcntw" } } */
   5
   6 unsigned int
   7 foo (unsigned short x)
   8 {
   9   return x ? __builtin_ctz (x) : 16U;
  10 }