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author	Jakub Jelinek <jakub@redhat.com>
	Tue, 8 Jul 2014 15:39:36 +0000 (17:39 +0200)
committer	Jakub Jelinek <jakub@gcc.gnu.org>
	Tue, 8 Jul 2014 15:39:36 +0000 (17:39 +0200)
commit	7e6d8fd9f6f2d3ef1a3c4d439b669b6de574aed9
tree	a31e38df1a632b7487f21d3ab0c13016818f1191	tree \| snapshot
parent	e4a452b2150b6b19c6e58612111495bef66156b3	commit \| diff

re PR rtl-optimization/61673 (Miscompilation of _gnutls_hostname_compare on s390)

PR rtl-optimization/61673
* combine.c (simplify_comparison): Test just mode's sign bit
in tmode rather than the sign bit and any bits above it.

* gcc.c-torture/execute/pr61673.c: New test.

From-SVN: r212364

gcc/ChangeLog		diff \| blob \| blame \| history
gcc/combine.c		diff \| blob \| blame \| history
gcc/testsuite/ChangeLog		diff \| blob \| blame \| history
gcc/testsuite/gcc.c-torture/execute/pr61673.c	[new file with mode: 0644]	blob

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