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r121181 - in /branches/gcc-4_0-branch/gcc: Chan...


Author: rguenth
Date: Thu Jan 25 19:05:19 2007
New Revision: 121181

URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=121181
Log:
2007-01-25  Richard Guenther  <rguenther@suse.de>

	Backport from mainline:
	2006-08-11  Richard Guenther  <rguenther@suse.de>

	PR middle-end/28651
	* simplify-rtx.c (simplify_const_relational_operation):
	Simplify A CMP B to A - B CMP 0 only for EQ and NE comparison
	codes.

	* gcc.c-torture/execute/pr28651.c: New testcase.

	2006-08-14  Richard Guenther  <rguenther@suse.de>

	PR testsuite/28703
	* gcc.c-torture/execute/pr28651.c: Do not use argc
	to avoid optimization, instead forbid inlining.

Added:
    branches/gcc-4_0-branch/gcc/testsuite/gcc.c-torture/execute/pr28651.c
      - copied, changed from r116079, trunk/gcc/testsuite/gcc.c-torture/execute/pr28651.c
Modified:
    branches/gcc-4_0-branch/gcc/ChangeLog
    branches/gcc-4_0-branch/gcc/simplify-rtx.c
    branches/gcc-4_0-branch/gcc/testsuite/ChangeLog


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