| /* Check that eliminable compare-instructions are eliminated. */ |
| /* { dg-do compile } */ |
| /* { dg-skip-if "" { "*-*-*" } { "-march=v0" } { "" } } */ |
| /* { dg-options "-O2" { target march_option } } */ |
| /* { dg-options "-O2 -march=v10" { target { ! march_option } } } */ |
| /* { dg-final { scan-assembler-not "\tcmp|\ttest" } } */ |
| |
| #ifndef t |
| #define t int |
| #endif |
| #ifndef t2 |
| #define t2 t |
| #endif |
| #ifndef t3 |
| #define t3 t |
| #endif |
| #ifndef op |
| #define op(xx) __builtin_clz(xx) |
| #endif |
| |
| extern t3 x; |
| |
| t2 f(t a, t2 *b, t2 *d) |
| { |
| t2 c = op(a); |
| |
| *b = c; |
| |
| if (c != 0) |
| *d = c; |
| |
| return c; |
| } |
