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r194609 - in /trunk/gcc: ChangeLog gimplify.c i...


Author: rguenth
Date: Wed Dec 19 13:53:18 2012
New Revision: 194609

URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=194609
Log:
2012-12-19  Richard Biener  <rguenther@suse.de>

	PR tree-optimization/55736
	PR tree-optimization/55703
	* gimplify.c (prune_expr_location): New function.
	(unshare_expr_without_location): Likewise.
	* tree.h (unshare_expr_without_location): Declare.
	* ipa-prop.c (prune_expression_for_jf): Remove.
	(prune_expression_for_jf_1): Likewise.
	(ipa_set_jf_constant): Use unshare_expr_without_location.
	(ipa_set_jf_arith_pass_through): Likewise.
	(determine_known_aggregate_parts): Likewise.
	* tree-switch-conversion.c (build_constructors): Use
	unshare_expr_without_location on all constructor elements.

	* gcc.dg/lto/pr55703_0.c: New testcase.

Added:
    trunk/gcc/testsuite/gcc.dg/lto/pr55703_0.c
Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/gimplify.c
    trunk/gcc/ipa-prop.c
    trunk/gcc/testsuite/ChangeLog
    trunk/gcc/tree-switch-conversion.c
    trunk/gcc/tree.h


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