[Bug tree-optimization/55260] [4.8 Regression] ICE: in ipa_get_parm_lattices, at ipa-cp.c:263 with -O2 -fno-inline -fipa-cp-clone

[jamborm at gcc dot gnu.org]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=55260

--- Comment #7 from Martin Jambor <jamborm at gcc dot gnu.org> 2012-11-21 17:04:54 UTC ---
Author: jamborm
Date: Wed Nov 21 17:04:45 2012
New Revision: 193700

URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=193700
Log:
2012-11-21  Martin Jambor  <mjambor@suse.cz>

    PR tree-optimization/55260
    * ipa-cp.c (intersect_aggregates_with_edge): New function.
    (find_aggregate_values_for_callers_subset): Part moved to the function
    above.  Call it.
    (cgraph_edge_brings_all_agg_vals_for_node): Reimplemented using
    intersect_aggregates_with_edge.

    * testsuite/g++.dg/torture/pr55260-2.C: New test.


Added:
    trunk/gcc/testsuite/g++.dg/torture/pr55260-2.C
Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/ipa-cp.c
    trunk/gcc/testsuite/ChangeLog