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Re: [C/C++ PATCH] Fix -Wshift-overflow with sign bit
- From: Marek Polacek <polacek at redhat dot com>
- To: Jeff Law <law at redhat dot com>
- Cc: Toon Moene <toon at moene dot org>, GCC Patches <gcc-patches at gcc dot gnu dot org>, Jason Merrill <jason at redhat dot com>, Joseph Myers <joseph at codesourcery dot com>
- Date: Wed, 12 Aug 2015 19:40:34 +0200
- Subject: Re: [C/C++ PATCH] Fix -Wshift-overflow with sign bit
- Authentication-results: sourceware.org; auth=none
- References: <20150812153927 dot GK3335 at redhat dot com> <55CB8230 dot 7080509 at moene dot org> <55CB8361 dot 7030507 at redhat dot com>
On Wed, Aug 12, 2015 at 11:33:21AM -0600, Jeff Law wrote:
> On 08/12/2015 11:28 AM, Toon Moene wrote:
> >https://gcc.gnu.org/ml/gcc-testresults/2015-08/msg01036.html
> >
> >[ Yes, that's at run time, not compile time ... ]
> Hoping some of those are fixed by the sext_hwi changes from Mikael.
I hope too ;). But they have nothing to do with the -Wshift-overflow IMHO.
Marek