-fsanitize=undefined, and some fishy commits

[Stephan Bergmann]

On 03/05/2015 02:58 PM, Jan-Marek Glogowski wrote:
> Interestingly this didn't find the above instance of
>
>   inline sal_uInt16 GetPos(const SwFmt *p) const
> { return SwVectorModifyBase<Value>::GetPos( static_cast<Value>(
> const_cast<SwFmt*>( p ) ) ); }
>
> but as it's a template it is probably not used anywhere (anymore?).
[...]
> Was this really the only callee?

Note that these checks are done at runtime, so only caught whatever is 
executed during "make check" (and I only logged the first backtrace I 
came across for each individual problem---as each failure stopped the 
build and needed to be fixed before re-running "make check").