/* { dg-do compile } */ /* { dg-require-effective-target arm_thumb2_ok } */ /* { dg-options "-O2" } */ unsigned int functest(unsigned int x) { return __builtin_ctz(x); } /* { dg-final { scan-assembler "rbit" } } */ /* { dg-final { scan-assembler "clz" } } */ /* { dg-final { scan-assembler-not "rsb" } } */