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Re: GCC's -fsplit-stack disturbing Mach's vm_allocate

From: Samuel Thibault
Subject: Re: GCC's -fsplit-stack disturbing Mach's vm_allocate
Date: Tue, 6 May 2014 14:51:57 +0200
User-agent: Mutt/1.5.21+34 (58baf7c9f32f) (2010-12-30)

Just to explicitly ask for it:

Svante Signell, le Tue 06 May 2014 10:06:49 +0200, a écrit :
> For some (yet) unknown reason all libgo tests fails with a segfault when
> run in the build tree: make, sh or something else, the test commands are
> rather hard to track.

Doesn't that dump a core?  Do you have /servers/crash properly pointing
to /servers/crash-dump-core and ulimit -u set to unlimited?

> However, running the tests manually, sigh!, after installing gccgo and
> libgo5 from gcc-4.9-4.9.0-1 with split stack support the result is as
> follows:
> Total: 122
> PASS: 95
> FAIL: 27

Good! :)

> Number of tests succeeding with libpthread's stack guard fixed: 33 (and
> the other libc fixes)

I'm not sure to understand: does it mean only 33 pass instead of 95?

> Note: In many of the failing tests, only a small subset of each test
> fails.

Ok, that's a good sign.


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