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| author | Joseph Myers <joseph@codesourcery.com> | 2012-02-29 20:49:20 +0000 |
|---|---|---|
| committer | Joseph Myers <joseph@codesourcery.com> | 2012-02-29 20:49:20 +0000 |
| commit | 0fcad3e243575f5b316a1b630fcd9ed2396fd0c8 (patch) | |
| tree | 76c997b4463cab8e5cf3eba38ea18e036ebe4219 /math | |
| parent | 5b8a4d4a09379dad120e2209730a628ad038e1bf (diff) | |
| download | glibc-0fcad3e243575f5b316a1b630fcd9ed2396fd0c8.tar.gz glibc-0fcad3e243575f5b316a1b630fcd9ed2396fd0c8.tar.xz glibc-0fcad3e243575f5b316a1b630fcd9ed2396fd0c8.zip | |
Add test for bug 5794 (incorrect expm1 overflow).
Diffstat (limited to 'math')
| -rw-r--r-- | math/libm-test.inc | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/math/libm-test.inc b/math/libm-test.inc index 54d1aca7d5..3510b61303 100644 --- a/math/libm-test.inc +++ b/math/libm-test.inc @@ -2602,6 +2602,10 @@ expm1_test (void) TEST_f_f (expm1, 1, M_El - 1.0); TEST_f_f (expm1, 0.75L, 1.11700001661267466854536981983709561L); +#if defined TEST_LDOUBLE && LDBL_MAX_EXP >= 16384 + TEST_f_f (expm1, 11356.25L, 9.05128237311923300051376115753226014206e+4931L); +#endif + errno = 0; TEST_f_f (expm1, 100000.0, plus_infty); check_int ("errno for expm1(large) == ERANGE", errno, ERANGE, 0, 0, 0); |