[Mesa-dev] [PATCH 24/24] automake: ask the linker to do garbagecollection

[Lauri Kasanen]

On Fri, 28 Mar 2014 09:57:15 +0100
Marc Dietrich <marvin24 at gmx.de> wrote:

> lto is broken on many compiler/ld combinations. Even if it is supported I 
> won't recomment to enable it. A config option to enable it would be nice 
> though.
> 
> Lauri, on which compiler/binutils version did you got it going?

GNU ld (GNU Binutils) 2.23.1
gcc-4.7 (GCC) 4.7.1

In my experience LTO wasn't fully complete in GCC 4.6 (with many
projects failing to build), but in 4.7 and 4.8 it works great.

I haven't built mesa with LTO though, only my own projects.

- Lauri