[Bug tree-optimization/46228] code produced for STL container is worse in 4.5.1 than in 4.4.5

[hubicka at gcc dot gnu.org]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=46228

--- Comment #14 from Jan Hubicka <hubicka at gcc dot gnu.org> 2010-11-10 
20:23:12 UTC ---
Author: hubicka
Date: Wed Nov 10 20:23:09 2010
New Revision: 166555

URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=166555
Log:
    PR tree-optimize/46228
    * doc/invoke.texi (comdat-sharing-probability): Document.
    * ipa-inline.c (cgraph_estimate_growth): Handle COMDATs
    * params.def (PARAM_COMDAT_SHARING_PROBABILITY): New param.
    * g++.dg/tree-ssa/pr46228.C: New testcase.

Added:
    trunk/gcc/testsuite/g++.dg/tree-ssa/pr46228.C
Modified:
    trunk/gcc/doc/invoke.texi
    trunk/gcc/ipa-inline.c
    trunk/gcc/params.def
    trunk/gcc/testsuite/ChangeLog