r115255 - in /trunk/gcc: ChangeLog testsuite/Ch...
rguenth@gcc.gnu.org
rguenth@gcc.gnu.org
Fri Jul 7 12:31:00 GMT 2006
Author: rguenth
Date: Fri Jul 7 12:31:29 2006
New Revision: 115255
URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=115255
Log:
2006-07-07 Richard Guenther <rguenther@suse.de>
PR tree-optimization/28187
* tree-vrp.c (vrp_operand_equal_p): New function.
(vrp_bitmap_equal_p): Likewise.
(update_value_range): Use them to compare old and new
max and min values.
* gcc.dg/pr28187.c: New testcase.
Added:
trunk/gcc/testsuite/gcc.dg/pr28187.c
Modified:
trunk/gcc/ChangeLog
trunk/gcc/testsuite/ChangeLog
trunk/gcc/tree-vrp.c
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