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re PR tree-optimization/69595 (Bogus -Warray-bound warning due to missed optimization)

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2016-02-15  Richard Biener  <rguenther@suse.de>

	PR tree-optimization/69595
	* match.pd: Complete range test simplification to true.

From-SVN: r233425
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Richard Biener 2016-02-15 13:49:42 +00:00 committed by Richard Biener
parent 53250f44c0
commit 5d30c58de4
2 changed files with 7 additions and 2 deletions
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gcc/ChangeLog
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@ -1,3 +1,8 @@
2016-02-15 Richard Biener <rguenther@suse.de>
PR tree-optimization/69595
* match.pd: Complete range test simplification to true.
2016-02-15 Bernd Schmidt <bschmidt@redhat.com>
PR rtl-optimization/69648

4
gcc/match.pd
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@ -2119,8 +2119,8 @@ DEFINE_INT_AND_FLOAT_ROUND_FN (RINT)
/* Simple range test simplifications. */
/* A < B || A >= B -> true. */
(for test1 (lt le ne)
test2 (ge gt eq)
(for test1 (lt le le le ne ge)
test2 (ge gt ge ne eq ne)
(simplify
(bit_ior:c (test1 @0 @1) (test2 @0 @1))
(if (INTEGRAL_TYPE_P (TREE_TYPE (@0))