C++11 in LibreOffice

Lubos Lunak l.lunak at suse.cz
Mon Jul 23 02:07:46 PDT 2012

On Thursday 19 of July 2012, Michael Meeks wrote:
> 	Having said that, I totally agree, our problems are 95% algorithmic,
> and fiddling with compiler optimiser settings is the last refuge of the
> desperate man ;-)
> 	The thing that concerns me about gcc vs. MSVC++ is not the speed of the
> generated code, but it's size (which impacts startup performance, I/O
> load, memory use etc.). If you checkout the tables you linked the binary
> size column is quite stark:
> 	http://www.willus.com/ccomp_benchmark2.shtml?p18+s12
> 	http://www.willus.com/ccomp_benchmark2.shtml?p14+s12
> 	in several cases a 2x growth. So - clearly this would need benchmarking
> various ways to see what the story is there with -Os etc.

 The other interesting thing in the table is that interprocedural optimization 
makes quite a difference with MSVC. It would be quite worth trying that one 
out with LO.

 Lubos Lunak
 l.lunak at suse.cz

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