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[Bug nptl/21513] pthread_cleanup_push macro generates warning when -Wclobbered is set
- From: "fweimer at redhat dot com" <sourceware-bugzilla at sourceware dot org>
- To: glibc-bugs at sourceware dot org
- Date: Thu, 25 May 2017 19:06:07 +0000
- Subject: [Bug nptl/21513] pthread_cleanup_push macro generates warning when -Wclobbered is set
- Auto-submitted: auto-generated
- References: <bug-21513-131@http.sourceware.org/bugzilla/>
https://sourceware.org/bugzilla/show_bug.cgi?id=21513
--- Comment #5 from Florian Weimer <fweimer at redhat dot com> ---
(In reply to Andreas Schwab from comment #4)
> The warning is about undefined behaviour.
Sorry for being unclear. I don't understand if this warning indicates a
genuine code generation problem for this particular compilation, or if it is a
warning about a potential portability hazard. But perhaps the difference does
not matter.
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