diff options
Diffstat (limited to 'lib/msun/src')
| -rw-r--r-- | lib/msun/src/s_cbrtf.c | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/lib/msun/src/s_cbrtf.c b/lib/msun/src/s_cbrtf.c index 5fcd795..ea7b3cd 100644 --- a/lib/msun/src/s_cbrtf.c +++ b/lib/msun/src/s_cbrtf.c @@ -41,11 +41,11 @@ cbrtf(float x) sign=hx&0x80000000; /* sign= sign(x) */ hx ^=sign; if(hx>=0x7f800000) return(x+x); /* cbrt(NaN,INF) is itself */ - if(hx==0) - return(x); /* cbrt(0) is itself */ /* rough cbrt to 5 bits */ - if(hx<0x00800000) { /* subnormal number */ + if(hx<0x00800000) { /* zero or subnormal? */ + if(hx==0) + return(x); /* cbrt(+-0) is itself */ SET_FLOAT_WORD(t,0x4b800000); /* set t= 2**24 */ t*=x; GET_FLOAT_WORD(high,t); |
