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[Bug tree-optimization/43280] [4.5 Regression] gcc4.5 -m32 -O2: misoptimizes sha256!
- From: "hjl dot tools at gmail dot com" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: 10 Mar 2010 17:50:35 -0000
- Subject: [Bug tree-optimization/43280] [4.5 Regression] gcc4.5 -m32 -O2: misoptimizes sha256!
- References: <bug-43280-15165@http.gcc.gnu.org/bugzilla/>
- Reply-to: gcc-bugzilla at gcc dot gnu dot org
------- Comment #6 from hjl dot tools at gmail dot com 2010-03-10 17:50 -------
(In reply to comment #5)
> Created an attachment (id=20074)
--> (http://gcc.gnu.org/bugzilla/attachment.cgi?id=20074&action=view) [edit]
> Experimental patch
>
> This patch fixes the problem for me. Testsuites are still running.
>
Why does the new testcase have
+/* { dg-require-effective-target lp64 } */
when the failure is shown with -m32 on x86-64?
--
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=43280