/* { dg-do compile } */ | |
/* { dg-options "-O2 -fdump-tree-optimized" } */ | |
#define HUGE __DBL_MAX__ | |
#define INF (HUGE + HUGE) | |
#define NAN (INF - INF) | |
double foo() { | |
double x = -NAN; | |
double y = NAN; | |
return x + y; | |
} | |
/* { dg-final { scan-tree-dump-not "return 0\.0" "optimized" } } */ |