[Bug lto/54312] uniquify_nodes takes 12% of Mozilla LTO build

[hubicka at gcc dot gnu.org]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=54312

--- Comment #3 from Jan Hubicka <hubicka at gcc dot gnu.org> 2012-09-12 
16:26:31 UTC ---
Author: hubicka
Date: Wed Sep 12 16:26:19 2012
New Revision: 191228

URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=191228
Log:

    PR lto/54312
    * lto.c (uniquify_nodes): Remove quadratic loop checking if the
    type is variant leader.

Modified:
    trunk/gcc/lto/ChangeLog
    trunk/gcc/lto/lto.c