diff options
Diffstat (limited to 'newlib/libm/math/wf_log10.c')
| -rw-r--r-- | newlib/libm/math/wf_log10.c | 36 |
1 files changed, 8 insertions, 28 deletions
diff --git a/newlib/libm/math/wf_log10.c b/newlib/libm/math/wf_log10.c index 11c595637..3560c5c0e 100644 --- a/newlib/libm/math/wf_log10.c +++ b/newlib/libm/math/wf_log10.c @@ -31,44 +31,24 @@ return __ieee754_log10f(x); #else float z; - struct exception exc; z = __ieee754_log10f(x); if(_LIB_VERSION == _IEEE_ || isnan(x)) return z; - if(x<=(float)0.0) { + if(x<=0.0f) { #ifndef HUGE_VAL #define HUGE_VAL inf double inf = 0.0; SET_HIGH_WORD(inf,0x7ff00000); /* set inf to infinite */ #endif - exc.name = "log10f"; - exc.err = 0; - exc.arg1 = exc.arg2 = (double)x; - if (_LIB_VERSION == _SVID_) - exc.retval = -HUGE; - else - exc.retval = -HUGE_VAL; - if(x==(float)0.0) { - /* log10f(0) */ - exc.type = SING; - if (_LIB_VERSION == _POSIX_) - errno = ERANGE; - else if (!matherr(&exc)) { - errno = ERANGE; - } + if(x==0.0f) { + /* log10f(0) */ + errno = ERANGE; + return (float)-HUGE_VAL; } else { - /* log10f(x<0) */ - exc.type = DOMAIN; - if (_LIB_VERSION == _POSIX_) - errno = EDOM; - else if (!matherr(&exc)) { - errno = EDOM; - } - exc.retval = nan(""); + /* log10f(x<0) */ + errno = EDOM; + return nan(""); } - if (exc.err != 0) - errno = exc.err; - return (float)exc.retval; } else return z; #endif |