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Fix ldbl-96 hypotl of subnormals (bug 15529).

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This commit is contained in:
Joseph Myers
2013-05-24 20:52:55 +00:00
parent dd4259b9f7
commit 0323d08657
4 changed files with 21 additions and 2 deletions
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13
math/libm-test.inc
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@@ -9386,6 +9386,19 @@ static const struct test_ff_f_data hypot_test_data[] =
#if defined TEST_LDOUBLE && LDBL_MAX_EXP >= 16384 && !defined TEST_INLINE
TEST_ff_f (hypot, 0x3p16381L, 0x4p16381L, 0x5p16381L),
#endif
TEST_ff_f (hypot, 0x1p-149L, 0x1p-149L, 1.9817352931807469938024533350782879785095e-45L, UNDERFLOW_EXCEPTION_FLOAT),
#ifndef TEST_FLOAT
TEST_ff_f (hypot, 0x1p-1074L, 0x1p-1074L, 6.9871433705131320800651344656990806305791e-324L, UNDERFLOW_EXCEPTION_DOUBLE),
#endif
#if defined TEST_LDOUBLE && LDBL_MIN_EXP <= -16381 && !defined TEST_INLINE
TEST_ff_f (hypot, 0x1p-16445L, 0x1p-16445L, 5.1550906155442528702558159159596215039925e-4951L, UNDERFLOW_EXCEPTION),
# if LDBL_MANT_DIG >= 113
TEST_ff_f (hypot, 0x1p-16494L, 0x1p-16494L, 9.1572804726500807075521065242888978445857e-4966L, UNDERFLOW_EXCEPTION),
# endif
#endif
};