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r169721 - in /branches/google/integration/gcc: ...


Author: dnovillo
Date: Wed Feb  2 18:11:45 2011
New Revision: 169721

URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=169721
Log:
	PR tree-optimization/47538
	* tree-ssa-ccp.c (bit_value_binop_1): For uns computation use
	type instead of r1type, except for comparisons.  For right
	shifts and comparisons punt if there are mismatches in
	sizetype vs. non-sizetype types.

	* gcc.c-torture/execute/pr47538.c: New test.

Added:
    branches/google/integration/gcc/testsuite/gcc.c-torture/execute/pr47538.c
Modified:
    branches/google/integration/gcc/ChangeLog
    branches/google/integration/gcc/testsuite/ChangeLog
    branches/google/integration/gcc/tree-ssa-ccp.c


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