r256967 - [WebAssembly] Add --gc-sections to the link line.

[Joerg Sonnenberger via cfe-commits]

On Wed, Jan 06, 2016 at 07:43:32PM -0000, Dan Gohman via cfe-commits wrote:
> Author: djg
> Date: Wed Jan  6 13:43:32 2016
> New Revision: 256967
> 
> URL: http://llvm.org/viewvc/llvm-project?rev=256967&view=rev
> Log:
> [WebAssembly] Add --gc-sections to the link line.

Can you make sure it is added before any user options, so that in the
worst case it can still be overriden?

Joerg