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[Bug target/43603] gcc-4.4.3 ICE on ia64 with -O3
- From: "abel at gcc dot gnu.org" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: Wed, 8 Dec 2010 13:56:10 +0000
- Subject: [Bug target/43603] gcc-4.4.3 ICE on ia64 with -O3
- Auto-submitted: auto-generated
- References: <bug-43603-4@http.gcc.gnu.org/bugzilla/>
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=43603
--- Comment #8 from Andrey Belevantsev <abel at gcc dot gnu.org> 2010-12-08 13:56:00 UTC ---
Author: abel
Date: Wed Dec 8 13:55:57 2010
New Revision: 167588
URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=167588
Log:
PR target/43603
* haifa-sched.c (sched_create_recovery_edges): Update
dominator info.
* sel-sched-ir.c (maybe_tidy_empty_bb): Update dominator info
after deleting an empty block.
(tidy_control_flow): Also verify dominators.
(sel_remove_bb): Update dominator info after removing a block.
(sel_redirect_edge_and_branch_force): Assert that no unreachable
blocks will be created. Update dominator info.
(sel_redirect_edge_and_branch): Update dominator info when
basic blocks do not become unreachable.
(sel_remove_loop_preheader): Update dominator info.
Added:
trunk/gcc/testsuite/g++.dg/opt/pr46640.C
trunk/gcc/testsuite/gcc.target/ia64/pr43603.c
Modified:
trunk/gcc/ChangeLog
trunk/gcc/haifa-sched.c
trunk/gcc/sel-sched-ir.c
trunk/gcc/testsuite/ChangeLog