http://gcc.gnu.org/bugzilla/show_bug.cgi?id=50249
--- Comment #5 from vries at gcc dot gnu.org 2011-08-31 12:14:12 UTC --- I bisected the failure to r172389, but to me that looks more like a trigger than a cause: ... 2011-04-13 Vladimir Makarov <vmaka...@redhat.com> PR rtl-optimization/48455 * ira-costs.c (find_costs_and_classes): Use i_mem_cost instead of `temp_costs->mem_cost'. ...