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| author | Rich Felker <dalias@aerifal.cx> | 2012-03-30 23:33:00 -0400 |
|---|---|---|
| committer | Rich Felker <dalias@aerifal.cx> | 2012-03-30 23:33:00 -0400 |
| commit | 93a18a15e4428d4fe3f239081e0218ac0c69f458 (patch) | |
| tree | 53b912e88de9248ad3f05da0555c507e056567ba | |
| parent | 7eabe8e69044e3683376165934a17210b6b148b9 (diff) | |
| download | musl-93a18a15e4428d4fe3f239081e0218ac0c69f458.tar.gz musl-93a18a15e4428d4fe3f239081e0218ac0c69f458.tar.bz2 musl-93a18a15e4428d4fe3f239081e0218ac0c69f458.tar.xz musl-93a18a15e4428d4fe3f239081e0218ac0c69f458.zip | |
make math.h more c++-friendly
| -rw-r--r-- | include/math.h | 7 |
1 files changed, 5 insertions, 2 deletions
diff --git a/include/math.h b/include/math.h index e7220aeb..8791bba8 100644 --- a/include/math.h +++ b/include/math.h @@ -41,8 +41,11 @@ int __fpclassify(double); int __fpclassifyf(float); int __fpclassifyl(long double); -#define __FLOAT_BITS(f) (((union { float __f; __uint32_t __i; }){ (float)(f) }).__i) -#define __DOUBLE_BITS(f) (((union { double __f; __uint64_t __i; }){ (double)(f) }).__i) +union __float_repr { float __f; __uint32_t __i; }; +union __double_repr { double __f; __uint64_t __i; }; + +#define __FLOAT_BITS(f) (((union __float_repr){ (float)(f) }).__i) +#define __DOUBLE_BITS(f) (((union __double_repr){ (double)(f) }).__i) #define fpclassify(x) ( \ sizeof(x) == sizeof(float) ? __fpclassifyf(x) : \ |