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r123988 - in /trunk/gcc: ChangeLog fold-const.c...


Author: jakub
Date: Fri Apr 20 12:40:47 2007
New Revision: 123988

URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=123988
Log:
	PR tree-optimization/31632
	* fold-const.c (fold_binary): Use op0 and op1 instead of arg0
	and arg1 for optimizations of comparison against min/max values.
	Fold arg0 to arg1's type for optimizations of comparison against
	min+1 and max-1 values.

	* gcc.c-torture/compile/20070419-1.c: New test.

Added:
    trunk/gcc/testsuite/gcc.c-torture/compile/20070419-1.c
Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/fold-const.c
    trunk/gcc/testsuite/ChangeLog


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