Clang baseline bump

Wed Dec 20 08:53:28 UTC 2017

On 12/14/2017 09:33 AM, Stephan Bergmann wrote:
> If there are no objections, I will do the following changes on master:
> 
> * note in README.md that Clang < 3.5 is known not to work to compile LO 
> on Linux; and

done with 
<https://cgit.freedesktop.org/libreoffice/core/commit/?id=fa7b7f73938e837af2765f8a03f07e404046877b> 
"Document that Clang 3.4.2 is known to be too old"

> * make the relevant changes so that --enable-compiler-plugins requires 
> at least Clang 3.8.0.

done with 
<https://cgit.freedesktop.org/libreoffice/core/commit/?id=9663341f9249c739219ffe6cccf3762aa8dd78f3> 
"Bump --enable-compiler-plugins to Clang 3.8.0"