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r187535 - in /trunk/gcc: ChangeLog testsuite/Ch...


Author: rguenth
Date: Tue May 15 13:18:32 2012
New Revision: 187535

URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=187535
Log:
2012-05-15  Richard Guenther  <rguenther@suse.de>

	PR tree-optimization/53355
	* tree-vrp.c (extract_range_from_binary_expr_1): Handle LSHIFT_EXPRs
	by constants.

	* gcc.dg/tree-ssa/vrp67.c: New testcase.

Added:
    trunk/gcc/testsuite/gcc.dg/tree-ssa/vrp67.c
Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/testsuite/ChangeLog
    trunk/gcc/tree-vrp.c


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