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authorvlefevre <vlefevre@280ebfd0-de03-0410-8827-d642c229c3f4>2012-05-04 14:23:46 +0000
committervlefevre <vlefevre@280ebfd0-de03-0410-8827-d642c229c3f4>2012-05-04 14:23:46 +0000
commitc25b1f26f80a7f9c4063de69d82a3e56c90a9a13 (patch)
tree67c8eba7f5952de18211154ad12e3d6448d08d5f /tests/tgamma.c
parente176f80639c4e322161974cae27a92d3f6a2c934 (diff)
downloadmpfr-c25b1f26f80a7f9c4063de69d82a3e56c90a9a13.tar.gz
[tests/tgamma.c] Added a test showing a failure on 64-bit machines
due to an unset overflow flag. git-svn-id: svn://scm.gforge.inria.fr/svn/mpfr/trunk@8192 280ebfd0-de03-0410-8827-d642c229c3f4
Diffstat (limited to 'tests/tgamma.c')
-rw-r--r--tests/tgamma.c4
1 files changed, 4 insertions, 0 deletions
diff --git a/tests/tgamma.c b/tests/tgamma.c
index 826dd0dd9..a99dea3ca 100644
--- a/tests/tgamma.c
+++ b/tests/tgamma.c
@@ -998,6 +998,10 @@ exp_lgamma_tests (void)
exp_lgamma (x, 53, 64);
mpfr_set_str (x, "-1.2b13fc45a92dea8@14", 16, MPFR_RNDN);
exp_lgamma (x, 53, 64);
+ /* The following test is an overflow on 32-bit and 64-bit machines.
+ Revision r8189 fails on 64-bit machines as the flag is unset. */
+ mpfr_set_str (x, "1.2b13fc45a92ded8@14", 16, MPFR_RNDN);
+ exp_lgamma (x, 53, 64);
mpfr_clear (x);
set_emin (emin);