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Fix exp10 errno setting on underflow (bug 6787).

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This commit is contained in:
Joseph Myers
2013-11-29 16:32:49 +00:00
parent ea3bc4e821
commit 2a77a467b2
6 changed files with 26 additions and 16 deletions
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6
math/libm-test.inc
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@@ -8134,10 +8134,12 @@ static const struct test_f_f_data exp10_test_data[] =
TEST_f_f (exp10, 4932, 1.0e4932L),
TEST_f_f (exp10, -4932, 1.0e-4932L, UNDERFLOW_EXCEPTION),
#endif
TEST_f_f (exp10, 1e5, plus_infty, OVERFLOW_EXCEPTION|ERRNO_ERANGE),
TEST_f_f (exp10, -1e5, 0, UNDERFLOW_EXCEPTION|ERRNO_ERANGE),
TEST_f_f (exp10, 1e6, plus_infty, OVERFLOW_EXCEPTION|ERRNO_ERANGE),
TEST_f_f (exp10, -1e6, 0, UNDERFLOW_EXCEPTION),
TEST_f_f (exp10, -1e6, 0, UNDERFLOW_EXCEPTION|ERRNO_ERANGE),
TEST_f_f (exp10, max_value, plus_infty, OVERFLOW_EXCEPTION|ERRNO_ERANGE),
TEST_f_f (exp10, -max_value, 0, UNDERFLOW_EXCEPTION),
TEST_f_f (exp10, -max_value, 0, UNDERFLOW_EXCEPTION|ERRNO_ERANGE),
TEST_f_f (exp10, 0.75L, 5.62341325190349080394951039776481231L),
};