[Bug tree-optimization/51624] [4.6/4.7 regression] Assert_Failure atree.adb:808 during stage 3

[ebotcazou at gcc dot gnu.org]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=51624

--- Comment #3 from Eric Botcazou <ebotcazou at gcc dot gnu.org> 2012-01-04 
21:34:31 UTC ---
Author: ebotcazou
Date: Wed Jan  4 21:34:27 2012
New Revision: 182889

URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=182889
Log:
    PR tree-optimization/51624
    * tree-sra.c (build_ref_for_model): When replicating a chain of
    COMPONENT_REFs, stop as soon as the offset would become negative.

Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/tree-sra.c