r125486 - in /trunk/gcc: ChangeLog fold-const.c...

[ian@gcc.gnu.org]

Author: ian
Date: Wed Jun  6 13:56:00 2007
New Revision: 125486

URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=125486
Log:
./:
	* fold-const.c (merge_ranges): If range_successor or
	range_predecessor fail, just return 0.
testsuite/:
	* g++.dg/conversion/enum1.C: New test.

Added:
    trunk/gcc/testsuite/g++.dg/conversion/enum1.C
Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/fold-const.c
    trunk/gcc/testsuite/ChangeLog