[Bug tree-optimization/49493] ICE: in insert_vi_for_tree, at tree-ssa-structalias.c:2637 with -O -fipa-pta
rguenth at gcc dot gnu.org
gcc-bugzilla@gcc.gnu.org
Wed Jun 22 18:02:00 GMT 2011
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=49493
--- Comment #2 from Richard Guenther <rguenth at gcc dot gnu.org> 2011-06-22 18:02:09 UTC ---
Author: rguenth
Date: Wed Jun 22 18:02:06 2011
New Revision: 175300
URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=175300
Log:
2011-06-22 Richard Guenther <rguenther@suse.de>
PR tree-optimization/49493
* tree-ssa-structalias.c (get_constraint_for_ssa_var):
Refer to the alias target of variables.
(associate_varinfo_to_alias_1): Remove.
(ipa_pta_execute): Do not associate aliases with anything.
* cgraph.h (varpool_alias_aliased_node): Fix cut&paste errors.
(cgraph_function_node): Likewise.
(cgraph_function_or_thunk_node): Likewise.
(varpool_variable_node): Likewise.
* gcc.dg/ipa/ipa-pta-17.c: New testcase.
Added:
trunk/gcc/testsuite/gcc.dg/ipa/ipa-pta-17.c
Modified:
trunk/gcc/ChangeLog
trunk/gcc/cgraph.h
trunk/gcc/testsuite/ChangeLog
trunk/gcc/tree-ssa-structalias.c
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