cdce3.C execution fault

[Ira Rosen]

On 20 December 2011 02:03, Michael Hope <michael.hope at linaro.org> wrote:
> Hi there.  I've looked further into the intermittent
> gcc/testsuite/g++.dg/cdce3.C test failures.  Taking Ira's
> vectoriser-only fix-pr51301-4.6 branch and comparing it with it's
> predecessor r106845:
>  * cdce3.o itself is identical across compilers
>  * Fault occurs in a parallel test run as part of the normal auto build
>  * Fault occurs every time
>  * Fault occurs with a manual 'make check-gcc RUNTESTFLAGS="dg.exp=cdce*'
>  * Fault doesn't occur when building from the command line
>  * Fault doesn't occur after updating binutils
>
> I'm suspicious of the linker.  The auto builders are Natty based and
> come with ld 2.21.0.20110327.  Updating them to Oneiric's
> 2.21.53.20110810 clears the problem.
>
> I've saved the build trees.  I see no reason not to commit
> ~ramana/gcc-linaro/fix-lp-900426 and ~irar/gcc-linaro/fix-pr51301-4.6.
>

I merged ~irar/gcc-linaro/fix-pr51301-4.6.

Ira

> -- Michael
>
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