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r241912 - in /trunk/gcc: ChangeLog combine.c te...


Author: bernds
Date: Mon Nov  7 16:59:11 2016
New Revision: 241912

URL: https://gcc.gnu.org/viewcvs?rev=241912&root=gcc&view=rev
Log:
	PR rtl-optimization/77309
	* combine.c (make_compound_operation): Allow EQ for IN_CODE, and
	don't assume an equality comparison for plain COMPARE.
	(simplify_comparison): Pass a more accurate code to
	make_compound_operation.

testsuite/
	PR rtl-optimization/77309
	* gcc.dg/torture/pr77309.c: New test.

Added:
    trunk/gcc/testsuite/gcc.dg/torture/pr77309.c
Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/combine.c
    trunk/gcc/testsuite/ChangeLog


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