diff options
Diffstat (limited to 'sysdeps/libm-ieee754/k_standard.c')
| -rw-r--r-- | sysdeps/libm-ieee754/k_standard.c | 40 |
1 files changed, 37 insertions, 3 deletions
diff --git a/sysdeps/libm-ieee754/k_standard.c b/sysdeps/libm-ieee754/k_standard.c index 6c410c4c1a..aeaa50f2ee 100644 --- a/sysdeps/libm-ieee754/k_standard.c +++ b/sysdeps/libm-ieee754/k_standard.c @@ -83,6 +83,8 @@ static double zero = 0.0; /* used as const */ * 43-- +0**neg * 44-- exp2 overflow * 45-- exp2 underflow + * 46-- exp10 overflow + * 47-- exp10 underflow */ @@ -874,7 +876,7 @@ static double zero = 0.0; /* used as const */ /* exp(finite) overflow */ exc.type = OVERFLOW; exc.name = type < 100 ? "exp2" : (type < 200 - ? "exp2f" : "exp2l"); + ? "exp2f" : "exp2l"); if (_LIB_VERSION == _SVID_) exc.retval = HUGE; else @@ -891,7 +893,7 @@ static double zero = 0.0; /* used as const */ /* exp(finite) underflow */ exc.type = UNDERFLOW; exc.name = type < 100 ? "exp2" : (type < 200 - ? "exp2f" : "exp2l"); + ? "exp2f" : "exp2l"); exc.retval = zero; if (_LIB_VERSION == _POSIX_) __set_errno (ERANGE); @@ -899,7 +901,39 @@ static double zero = 0.0; /* used as const */ __set_errno (ERANGE); } break; - /* #### Last used is 44/144/244 ### */ + + case 46: + case 146: + case 246: + /* exp(finite) overflow */ + exc.type = OVERFLOW; + exc.name = type < 100 ? "exp10" : (type < 200 + ? "exp10f" : "exp10l"); + if (_LIB_VERSION == _SVID_) + exc.retval = HUGE; + else + exc.retval = HUGE_VAL; + if (_LIB_VERSION == _POSIX_) + __set_errno (ERANGE); + else if (!matherr(&exc)) { + __set_errno (ERANGE); + } + break; + case 47: + case 147: + case 247: + /* exp(finite) underflow */ + exc.type = UNDERFLOW; + exc.name = type < 100 ? "exp10" : (type < 200 + ? "exp10f" : "exp10l"); + exc.retval = zero; + if (_LIB_VERSION == _POSIX_) + __set_errno (ERANGE); + else if (!matherr(&exc)) { + __set_errno (ERANGE); + } + break; + /* #### Last used is 47/147/247 ### */ } return exc.retval; } |