Jakub Jelinek 403c752036 re PR rtl-optimization/40924 (miscompiles with -O3 (seemingly related to attribute may_alias))
PR rtl-optimization/40924
	* dse.c (canon_address): Before calling cselib_expand_value_rtx
	make sure canon_rtx (mem_address) isn't simpler than
	canon_rtx (expanded_mem_address).

	* g++.dg/torture/pr40924.C: New test.

From-SVN: r150483
2009-08-05 14:36:34 +02:00
2009-08-04 15:57:16 +01:00
2009-07-31 14:51:10 +02:00
2008-02-01 00:06:00 +00:00
2009-07-31 14:51:10 +02:00
2009-07-31 14:51:10 +02:00
2009-03-01 17:49:31 +00:00
2008-09-26 16:21:02 +00:00
2008-09-26 16:21:02 +00:00

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