[PATCH] Fix warning caused by unused-result in bug-atexit3-lib.cc

[Gabriel F. T. Gomes]

On Fri, 28 Oct 2016 15:04:13 +0200
Florian Weimer <fweimer@redhat.com> wrote:

> On 10/28/2016 03:00 PM, Gabriel F. T. Gomes wrote:
> > The test case dlfcn/bug-atexit3-lib.cc calls write and doesn't check the
> > result.  When building with GCC 6.2 from IBM's branch, this generates a
> > warning in 'make check', which is treated as an error.  This patch adds a
> > return variable to get rid of the warning and of the error.  
> 
> You could use write_message from test-skeleton.c instead.  it has a 
> proper unused variable guard.

Is it ok to use write_message in c++ code being built as object?

Thanks,
Gabriel