[Bug tree-optimization/55238] ICE in find_aggregate_values_for_callers_subset, at ipa-cp.c:2908 building zlib

[hubicka at gcc dot gnu.org]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=55238



--- Comment #5 from Jan Hubicka <hubicka at gcc dot gnu.org> 2012-11-11 
19:35:31 UTC ---

Author: hubicka

Date: Sun Nov 11 19:35:27 2012

New Revision: 193410



URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=193410

Log:

    PR tree-optimization/55238

    * ipa-cp.c (agg_pass_through_permissible_p): New function.

    (propagate_aggs_accross_jump_function): Use it.

    (find_aggregate_values_for_callers_subset): Likewise and relax an

    assert.



    * testsuite/gcc.dg/torture/pr55238.c: New test.



Added:

    trunk/gcc/testsuite/gcc.dg/torture/pr55238.c

Modified:

    trunk/gcc/ChangeLog

    trunk/gcc/ipa-cp.c

    trunk/gcc/testsuite/ChangeLog