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r186272 - in /trunk/gcc: ChangeLog testsuite/Ch...


Author: uweigand
Date: Tue Apr 10 10:56:11 2012
New Revision: 186272

URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=186272
Log:
	gcc/
	PR tree-optimization/52870
	* tree-vect-patterns.c (vect_recog_widen_mult_pattern): Verify that
	presumed pattern statement is within the same loop or basic block.

	gcc/testsuite/
	PR tree-optimization/52870
	* gcc.dg/vect/pr52870.c: New test.

Added:
    trunk/gcc/testsuite/gcc.dg/vect/pr52870.c
Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/testsuite/ChangeLog
    trunk/gcc/tree-vect-patterns.c


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