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| author | Joseph Myers <joseph@codesourcery.com> | 2012-05-06 18:23:44 +0000 |
|---|---|---|
| committer | Joseph Myers <joseph@codesourcery.com> | 2012-05-06 18:23:44 +0000 |
| commit | d8b82cad1b525bdcbfff88d218c7c45032e4a3af (patch) | |
| tree | 77e88bf7642e69d74d4df3d771ffbb4274937b31 /math | |
| parent | 6c23e11c4dd036e65073d4e4d6bc971a445deaea (diff) | |
| download | glibc-d8b82cad1b525bdcbfff88d218c7c45032e4a3af.tar.gz glibc-d8b82cad1b525bdcbfff88d218c7c45032e4a3af.tar.xz glibc-d8b82cad1b525bdcbfff88d218c7c45032e4a3af.zip | |
Fix exp10 inaccuracy and exceptions (bugs 13884, 13914).
Diffstat (limited to 'math')
| -rw-r--r-- | math/libm-test.inc | 11 |
1 files changed, 8 insertions, 3 deletions
diff --git a/math/libm-test.inc b/math/libm-test.inc index d65c3e5844..5fe9e5a14e 100644 --- a/math/libm-test.inc +++ b/math/libm-test.inc @@ -3464,15 +3464,20 @@ exp10_test (void) TEST_f_f (exp10, nan_value, nan_value); TEST_f_f (exp10, 3, 1000); TEST_f_f (exp10, -1, 0.1L); -#ifdef TEST_FLOAT /* Bug 13884: inaccurate results except for float. */ TEST_f_f (exp10, 36, 1.0e36L); + TEST_f_f (exp10, -36, 1.0e-36L); +#ifndef TEST_FLOAT + TEST_f_f (exp10, 305, 1.0e305L); + TEST_f_f (exp10, -305, 1.0e-305L); +#endif +#if defined TEST_LDOUBLE && LDBL_MAX_10_EXP >= 4932 + TEST_f_f (exp10, 4932, 1.0e4932L); + TEST_f_f (exp10, -4932, 1.0e-4932L); #endif TEST_f_f (exp10, 1e6, plus_infty, OVERFLOW_EXCEPTION); TEST_f_f (exp10, -1e6, 0); -#ifndef TEST_LDOUBLE /* Bug 13914: spurious exceptions. */ TEST_f_f (exp10, max_value, plus_infty, OVERFLOW_EXCEPTION); TEST_f_f (exp10, -max_value, 0); -#endif TEST_f_f (exp10, 0.75L, 5.62341325190349080394951039776481231L); END (exp10); |