gcc/testsuite/gcc.target/powerpc/popcount-2.c

   1 /* { dg-do compile { target { ilp32 } } } */
   2 /* { dg-skip-if "" { powerpc*-*-darwin* } { "*" } { "" } } */
   3 /* { dg-options "-O2 -mcpu=power7" } */
   4 /* { dg-final { scan-assembler "popcntw" } } */
   5
   6 int foo(int x)
   7 {
   8   return __builtin_popcount(x);
   9 }