x86 fork/sigaction issue

Corinna Vinschen corinna-cygwin@cygwin.com
Thu Sep 8 12:02:00 GMT 2016

On Sep  6 16:55, Jon Turney wrote:
> Attached is a test case, extracted from pixman's fence-image-self-test
> testcase.
> This seems work fine on x86_64, but fails on x86.   This seems to be a
> regression, as it works correctly with Cygwin 2.3.1, but fails with 2.4.1
> and later.
> Poking at this with gdb, it seems that the child exits with a status
> indicating that it was terminated by SIGSEGV, so it's almost as if the
> signal handler somehow doesn't get installed properly.
> This also seems to work correctly when straced, so I'm not sure what to make
> of that or how to investigate further...

git bisect?


Corinna Vinschen                  Please, send mails regarding Cygwin to
Cygwin Maintainer                 cygwin AT cygwin DOT com
Red Hat
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