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Commit dca412a1 authored by Richard Guenther's avatar Richard Guenther Committed by Richard Biener
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re PR middle-end/18908 (Missed folding opportunities with bools) 

2011-07-20  Richard Guenther  <rguenther@suse.de>

	PR middle-end/18908
	* tree.c (integer_all_onesp): Use TYPE_PRECISION, not mode precision.
	* tree-ssa-forwprop.c (simplify_bitwise_binary): Remove bogus
	ADDR_EXPR folding.  Canonicalize X ^ ~0 as ~X.

	* gcc.dg/tree-ssa/pr18908.c: New testcase.
	* gcc.dg/tree-ssa/bitwise-sink.c: Adjust.

From-SVN: r176508
parent 73d7e266
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