相关代码 |
|
/* { dg-do compile } */ /* { dg-options "-O2 -fdump-tree-optimized" } */ float a, b, c, d; extern int printf (const char *, ...); int main(void) { float e; float f; /* We should not be able to transform these into the same expression, and only have two additions. */ e = a + b; e = e + c; f = c + a; f = f + b; printf ("%f %f\n", e, f); } /* { dg-final { scan-tree-dump-times "\\\+" 4 "optimized"} } */ /* { dg-final { cleanup-tree-dump "optimized" } } */
相关资源 |
|