diff options
Diffstat (limited to 'mdk-stage1/dietlibc/lib/__isnan.c')
-rw-r--r-- | mdk-stage1/dietlibc/lib/__isnan.c | 7 |
1 files changed, 4 insertions, 3 deletions
diff --git a/mdk-stage1/dietlibc/lib/__isnan.c b/mdk-stage1/dietlibc/lib/__isnan.c index 9d21e9824..de74b8a9f 100644 --- a/mdk-stage1/dietlibc/lib/__isnan.c +++ b/mdk-stage1/dietlibc/lib/__isnan.c @@ -1,9 +1,10 @@ -#include <stdio.h> +#include <math.h> -int __isnan(double d) { +int isnan(double d) { unsigned long long *x=(unsigned long long *)&d; - return (*x==0x7FF8002000000000ll || *x==0x7FF0002000000000); + return (*x==0x7FF8000000000000ll || *x==0x7FF0000000000000 || *x==0xfff8000000000000); } +int __isnan(double d) __attribute__((alias("isnan"))); #if 0 TestFromIeeeExtended("7FFF0000000000000000"); /* +infinity */ |