diff options
| -rw-r--r-- | ChangeLog | 6 | ||||
| -rw-r--r-- | NEWS | 2 | ||||
| -rw-r--r-- | sysdeps/ieee754/ldbl-128ibm/w_expl.c | 7 |
3 files changed, 9 insertions, 6 deletions
@@ -1,5 +1,11 @@ 2015-10-06 Joseph Myers <joseph@codesourcery.com> + [BZ #19078] + * sysdeps/ieee754/ldbl-128ibm/w_expl.c (o_thres): Remove variable. + (u_thres): Likewise. + (__expl): Determine whether to call __kernel_standard_l based on + value of result, not argument. + * math/libm-test.inc (scalb_test_data): Add more expectations for the "inexact" exception. @@ -18,7 +18,7 @@ Version 2.23 18820, 18823, 18824, 18825, 18857, 18863, 18870, 18872, 18873, 18875, 18887, 18921, 18951, 18952, 18956, 18961, 18966, 18967, 18969, 18970, 18977, 18980, 18981, 18985, 19003, 19012, 19016, 19018, 19032, 19046, - 19049, 19050, 19059, 19071, 19076, 19077. + 19049, 19050, 19059, 19071, 19076, 19077, 19078. * The obsolete header <regexp.h> has been removed. Programs that require this header must be updated to use <regex.h> instead. diff --git a/sysdeps/ieee754/ldbl-128ibm/w_expl.c b/sysdeps/ieee754/ldbl-128ibm/w_expl.c index fb5c8d3..c9d44b6 100644 --- a/sysdeps/ieee754/ldbl-128ibm/w_expl.c +++ b/sysdeps/ieee754/ldbl-128ibm/w_expl.c @@ -2,9 +2,6 @@ #include <math_private.h> #include <math_ldbl_opt.h> -static const long double o_thres = 709.78271289338399678773454114191496482L; -static const long double u_thres = -744.44007192138126231410729844608163411L; - long double __expl(long double x) /* wrapper exp */ { long double z; @@ -13,9 +10,9 @@ long double __expl(long double x) /* wrapper exp */ return z; if (isfinite(x)) { - if (x >= o_thres) + if (!isfinite (z)) return __kernel_standard_l(x,x,206); /* exp overflow */ - else if (x <= u_thres) + else if (z == 0.0L) return __kernel_standard_l(x,x,207); /* exp underflow */ } return z; |