[PATCH] Fix write to uninitialized bytes for XCB event

[Kornel Benko]

Am Wed, 19 Feb 2020 22:45:12 +0100
schrieb Jean-Marc Lasgouttes <lasgouttes at lyx.org>:

> Le 19 février 2020 22:25:31 GMT+01:00, Pavel Sanda <sanda at lyx.org> a écrit :
> >So the oldest distro on which I regularly compile lyx master has gcc
> >4.8.
> >Because I suspect no one around is using even older config we can't
> >really
> >guarantee 4.7 (stand up if I am wrong) so we should change INSTALL
> >instructions
> >to 4.8 and freely use the suggested alignas(32).  
> 
> I was not aware that 4.7 did not have full c++11 support. We should definitely require
> 4.8, or add whatever does not work with 4.7 to our test code for c++11.
> 
> Jmarc

ATM, cmake-build requires gcc4.6, and allows for std_regex if version >= 4.9.
I have not found, where automake would make the decision. Is it only the README-file?

	Kornel
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