| /* { dg-options "-O2 -save-temps" } */ |
| |
| #include <stdio.h> |
| |
| __attribute__((noinline,noclone)) void |
| sink(const char *s) { |
| asm("" :: "r"(s)); |
| } |
| |
| void |
| foo(int ch) { |
| switch (ch) { |
| case 100: sink("100"); break; |
| case 10: sink("10"); break; |
| case 1: sink("1"); break; |
| } |
| } |
| |
| int main() |
| { |
| for (int i = 0; i < 10000; i++) |
| { |
| int v; |
| if (i % 100 == 0) |
| v = 100; |
| else if(i % 10 == 0) |
| v = 10; |
| else |
| v = 1; |
| foo(v); |
| } |
| } |
| |
| /* { dg-final-use-not-autofdo { scan-assembler "\n_?foo:\n.*cmp.*1,.*cmp.*10,.*cmp.*100" { target i?86-*-* x86_64-*-* } } } */ |
