1 2 3 4 5 6 7 8 9 10 11 12 13 14 15
/* { dg-options "-O2" } */ /* { dg-do compile } */ extern int puts (const char *); void f(int ch) { switch (__builtin_expect(ch, 333)) { case 3: puts("a"); break; case 42: puts("e"); break; case 333: puts("i"); break; } } /* { dg-final { scan-assembler "cmp.*333,.*cmp.*3,.*cmp.*42," { target i?86-*-* x86_64-*-* } } } */