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Re: [PATCH][libbacktrace] Add allocfail.sh test-case
- From: "Ian Lance Taylor via gcc-patches" <gcc-patches at gcc dot gnu dot org>
- To: Tom de Vries <tdevries at suse dot de>
- Cc: gcc-patches <gcc-patches at gcc dot gnu dot org>, Ian Lance Taylor <ian at airs dot com>
- Date: Tue, 11 Dec 2018 09:59:15 -0800
- Subject: Re: [PATCH][libbacktrace] Add allocfail.sh test-case
- References: <20181128124956.GA4743@delia>
- Reply-to: Ian Lance Taylor <iant at google dot com>
On Wed, Nov 28, 2018 at 4:50 AM Tom de Vries <tdevries@suse.de> wrote:
>
> Add test-case that forces alloc.c functions to fail, and check whether fail
> handling is robust.
>
> This is the test-case for "[libbacktrace] Fix segfault upon allocation
> failure". Without that patch, this test-case fails like this:
> ...
> allocfail.sh: line 71: 26041 Segmentation fault (core dumped) \
> ./allocfail $i > /dev/null 2>&1
> Unallowed fail found: 13
> FAIL allocfail.sh (exit status: 1)
> ...
>
> This is a seperate patch because the test-case is nontrivial.
>
> Bootstrapped and reg-tested on x86_64.
>
> OK for trunk?
>
> Thanks,
> - Tom
>
> [libbacktrace] Add allocfail.sh test-case
>
> 2018-11-27 Tom de Vries <tdevries@suse.de>
>
> * Makefile.am (TESTS): Add allocfail.sh.
> (check_PROGRAMS): Add allocfail.
> * Makefile.in: Regenerate.
> * instrumented_alloc.c: New file. Redefine malloc and realloc.
> Include alloc.c.
> * allocfail.c: New file.
> * allocfail.sh: New file.
Can you redo this without using GNU make features like $(filter-out) ?
Ian