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[Bug fortran/54332] [4.8 Regression] 481.wrf in SPEC CPU 2006 takes > 10GB memory to compile
- From: "hjl.tools at gmail dot com" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: Tue, 21 Aug 2012 17:57:59 +0000
- Subject: [Bug fortran/54332] [4.8 Regression] 481.wrf in SPEC CPU 2006 takes > 10GB memory to compile
- Auto-submitted: auto-generated
- References: <bug-54332-4@http.gcc.gnu.org/bugzilla/>
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=54332
--- Comment #15 from H.J. Lu <hjl.tools at gmail dot com> 2012-08-21 17:57:59 UTC ---
It failed with
diff --git a/gcc/passes.c b/gcc/passes.c
index b6fe18e..10174c4 100644
--- a/gcc/passes.c
+++ b/gcc/passes.c
@@ -1449,7 +1449,6 @@ init_optimization_passes (void)
NEXT_PASS (pass_lim);
NEXT_PASS (pass_copy_prop);
NEXT_PASS (pass_dce_loop);
- NEXT_PASS (pass_tree_unswitch);
NEXT_PASS (pass_scev_cprop);
NEXT_PASS (pass_record_bounds);
NEXT_PASS (pass_check_data_deps);
Somehow just processing the -funswitch-loops command-line option
triggers this problem.