[Bug lto/47247] Linker plugin specification makes it difficult to handle COMDATs

[Jan Hubicka]

> 39339456 libxul1.so
> 34436696 libxul2.so

Yep, it seems similar to what I was getting.  Quite important difference and all the stuff
gets loaded into memory at startup by dynamic linker.

> For a 5 MB reduction I might end up writing a wrapper that runs ld twice :-)

You might try GNU-ld's plugin support (I am not sure if it has same problem,
but I think it doesn't, definitly not with HJ's double linking branch).

Honza