Re: [RFD] Using the 'memory constraint' trick to avoid memory clobber doesn't work

2014-10-02 Thread David Wohlferd
You want "=m" (*( struct foo { char x[8]; } __attribute__((may_alias)) *)Dest) Thank you. With your help, that worse-than-useless sample in the docs is getting closer to something people can actually use. Except for one last serious problem: This trick only works for very specific (and

Re: [BUILDROBOT] Ada broken

2014-10-02 Thread Jan Hubicka
> On Thu, Oct 02, 2014 at 09:52:31PM +0200, Jan-Benedict Glaw wrote: > > It seems that a full bootstrap including Ada got broken somewhere in > > the range of r215789 .. r215799. > > I'm bisecting it (on powerpc64-linux, where it also shows up); it needs > full bootstrapping every time, so will be

Re: [BUILDROBOT] Ada broken

2014-10-02 Thread Segher Boessenkool
On Thu, Oct 02, 2014 at 07:32:10PM -0500, Segher Boessenkool wrote: > On Thu, Oct 02, 2014 at 09:52:31PM +0200, Jan-Benedict Glaw wrote: > > It seems that a full bootstrap including Ada got broken somewhere in > > the range of r215789 .. r215799. > > I'm bisecting it (on powerpc64-linux, where it

Re: [BUILDROBOT] Ada broken

2014-10-02 Thread Segher Boessenkool
On Thu, Oct 02, 2014 at 09:52:31PM +0200, Jan-Benedict Glaw wrote: > It seems that a full bootstrap including Ada got broken somewhere in > the range of r215789 .. r215799. I'm bisecting it (on powerpc64-linux, where it also shows up); it needs full bootstrapping every time, so will be another one

gcc-4.8-20141002 is now available

2014-10-02 Thread gccadmin
Snapshot gcc-4.8-20141002 is now available on ftp://gcc.gnu.org/pub/gcc/snapshots/4.8-20141002/ and on various mirrors, see http://gcc.gnu.org/mirrors.html for details. This snapshot has been generated from the GCC 4.8 SVN branch with the following options: svn://gcc.gnu.org/svn/gcc/branches

Re: Problems with the gcc-bugs mailing list.

2014-10-02 Thread George R Goffe
Apparently Chrome has the same problem. Here's what I tried to send you earlier but bounced. Argh! George... Jonathan, The problem I have is that my yahoo email account ALWAYS switches to rich text. (Yahoo is going down the tube because they don't seem to care what their customer base wants

[BUILDROBOT] Ada broken

2014-10-02 Thread Jan-Benedict Glaw
cc.gnu.org/viewcvs/gcc?limit_changes=0&view=revision&revision=215791 https://gcc.gnu.org/viewcvs/gcc?limit_changes=0&view=revision&revision=215790 https://gcc.gnu.org/viewcvs/gcc?limit_changes=0&view=revision&revision=215789 (See the builds between 20141002 0200 and 120

Verifying Toolchain Semantics

2014-10-02 Thread Ian Grant
Dear programming language types, I wrote this to try once again to explain what is the nature of the problem that one would have in verifying the integrity of _any_ software toolchain, whether it is aimed ultimately at the production of other software, or of hardware. http://livelogic.blogspo

RE: Autotuning parameters/heuristics within gcc - best place to start?

2014-10-02 Thread Andrew Bennett
> -Original Message- > From: gcc-ow...@gcc.gnu.org [mailto:gcc-ow...@gcc.gnu.org] On Behalf Of Gary > Funck > Sent: 28 September 2014 20:02 > To: Andi Kleen > Cc: Robert Stevenson; gcc@gcc.gnu.org > Subject: Re: Autotuning parameters/heuristics within gcc - best place to > start? > > On 09

Re: msan and gcc ?

2014-10-02 Thread Yury Gribov
On 10/02/2014 11:35 AM, Jakub Jelinek wrote: On Thu, Oct 02, 2014 at 11:30:50AM +0400, Yury Gribov wrote: On 10/01/2014 10:39 PM, Kostya Serebryany wrote: On Wed, Oct 1, 2014 at 11:38 AM, Toon Moene wrote: On 10/01/2014 08:00 PM, Kostya Serebryany wrote: -gcc folks. Why not use clang then?

Re: msan and gcc ?

2014-10-02 Thread Andrew Pinski
On Thu, Oct 2, 2014 at 12:30 AM, Yury Gribov wrote: > On 10/01/2014 10:39 PM, Kostya Serebryany wrote: >> >> On Wed, Oct 1, 2014 at 11:38 AM, Toon Moene wrote: >>> >>> On 10/01/2014 08:00 PM, Kostya Serebryany wrote: -gcc folks. Why not use clang then? It offers many

Re: msan and gcc ?

2014-10-02 Thread Jakub Jelinek
On Thu, Oct 02, 2014 at 11:30:50AM +0400, Yury Gribov wrote: > On 10/01/2014 10:39 PM, Kostya Serebryany wrote: > >On Wed, Oct 1, 2014 at 11:38 AM, Toon Moene wrote: > >>On 10/01/2014 08:00 PM, Kostya Serebryany wrote: > >>> > >>>-gcc folks. > >>> > >>>Why not use clang then? > >>>It offers many m

Re: msan and gcc ?

2014-10-02 Thread Yury Gribov
On 10/01/2014 10:39 PM, Kostya Serebryany wrote: On Wed, Oct 1, 2014 at 11:38 AM, Toon Moene wrote: On 10/01/2014 08:00 PM, Kostya Serebryany wrote: -gcc folks. Why not use clang then? It offers many more nice features. What's the Fortran front-end called for clang (or do you really think