diff options
Diffstat (limited to 'newlib/libm/mathfp/sf_tgamma.c')
| -rw-r--r-- | newlib/libm/mathfp/sf_tgamma.c | 17 |
1 files changed, 12 insertions, 5 deletions
diff --git a/newlib/libm/mathfp/sf_tgamma.c b/newlib/libm/mathfp/sf_tgamma.c index 11b7a37aa..f4d145634 100644 --- a/newlib/libm/mathfp/sf_tgamma.c +++ b/newlib/libm/mathfp/sf_tgamma.c @@ -14,6 +14,7 @@ */ #include <math.h> +#include <errno.h> #ifdef __STDC__ float tgammaf(float x) @@ -24,7 +25,7 @@ { float y; int local_signgam; - y = __ieee754_gammaf_r(x,&local_signgam); + y = gammaf_r(x,&local_signgam); if (local_signgam < 0) y = -y; #ifdef _IEEE_LIBM return y; @@ -33,11 +34,17 @@ if(!finitef(y)&&finitef(x)) { if(floorf(x)==x&&x<=(float)0.0) - /* tgammaf pole */ - return (float)__kernel_standard((double)x,(double)x,141); + { + /* tgammaf pole */ + errno = EDOM; + return HUGE_VAL; + } else - /* tgammaf overflow */ - return (float)__kernel_standard((double)x,(double)x,140); + { + /* tgammaf overflow */ + errno = ERANGE; + return HUGE_VAL; + } } return y; #endif |