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[Bug c/37261] [4.3/4.4 Regression] Spurious (?) "integer overflow in expression" warnings
- From: "jakub at gcc dot gnu dot org" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: 29 Aug 2008 19:00:37 -0000
- Subject: [Bug c/37261] [4.3/4.4 Regression] Spurious (?) "integer overflow in expression" warnings
- References: <bug-37261-16641@http.gcc.gnu.org/bugzilla/>
- Reply-to: gcc-bugzilla at gcc dot gnu dot org
------- Comment #4 from jakub at gcc dot gnu dot org 2008-08-29 19:00 -------
Subject: Bug 37261
Author: jakub
Date: Fri Aug 29 18:59:13 2008
New Revision: 139784
URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=139784
Log:
PR c/37261
* fold-const.c (fold_binary): In (X | C1) & C2 canonicalization
compute new & and | in type rather than TREE_TYPE (arg0).
* gcc.dg/pr37261.c: New test.
Added:
trunk/gcc/testsuite/gcc.dg/pr37261.c
Modified:
trunk/gcc/ChangeLog
trunk/gcc/fold-const.c
trunk/gcc/testsuite/ChangeLog
--
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=37261