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[Bug tree-optimization/29330] [4.2 Regression] -O -ftree-loop-linear --> virtual memory exhausted
- From: "jakub at gcc dot gnu dot org" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: 6 Oct 2006 16:57:37 -0000
- Subject: [Bug tree-optimization/29330] [4.2 Regression] -O -ftree-loop-linear --> virtual memory exhausted
- References: <bug-29330-8535@http.gcc.gnu.org/bugzilla/>
- Reply-to: gcc-bugzilla at gcc dot gnu dot org
------- Comment #6 from jakub at gcc dot gnu dot org 2006-10-06 16:57 -------
Subject: Bug 29330
Author: jakub
Date: Fri Oct 6 16:57:27 2006
New Revision: 117509
URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=117509
Log:
PR tree-optimization/29330
* tree-data-ref.c (free_data_ref): Use DR_FREE_ACCESS_FNS macro.
(initialize_data_dependence_relation): Clear DDR_LOOP_NEST pointer
on newly allocated ddrs.
(find_loop_nest_1, find_loop_nest): Change LOOP_NEST to a pointer
to VEC (loop_p, heap) pointer.
(compute_data_dependences_for_loop): Adjust caller.
(free_dependence_relations): Free DDR_LOOP_NEST.
* tree-loop-linear.c (linear_transform_loops): Don't forget to
free DEPENDENCE_RELATIONS and DATAREFS.
* gcc.dg/pr29330.c: New test.
Added:
trunk/gcc/testsuite/gcc.dg/pr29330.c
Modified:
trunk/gcc/ChangeLog
trunk/gcc/testsuite/ChangeLog
trunk/gcc/tree-data-ref.c
trunk/gcc/tree-loop-linear.c
--
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=29330