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[Bug lto/44334] rnflow.f90 ~27% slower with -fwhole-program -flto after revision 159852
- From: "howarth at nitro dot med.uc.edu" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: Tue, 25 Jan 2011 03:13:54 +0000
- Subject: [Bug lto/44334] rnflow.f90 ~27% slower with -fwhole-program -flto after revision 159852
- Auto-submitted: auto-generated
- References: <bug-44334-4@http.gcc.gnu.org/bugzilla/>
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=44334
--- Comment #44 from Jack Howarth <howarth at nitro dot med.uc.edu> 2011-01-25 03:13:39 UTC ---
Testing...
Index: gcc/params.def
===================================================================
--- gcc/params.def (revision 169185)
+++ gcc/params.def (working copy)
@@ -182,7 +182,7 @@ DEFPARAM(PARAM_LARGE_FUNCTION_INSNS,
DEFPARAM(PARAM_LARGE_FUNCTION_GROWTH,
"large-function-growth",
"Maximal growth due to inlining of large function (in percent)",
- 100, 0, 0)
+ 400, 0, 0)
DEFPARAM(PARAM_LARGE_UNIT_INSNS,
"large-unit-insns",
"The size of translation unit to be considered large",
shows only a major improvement for fatigue (30%). This same improvement can be
achieved at -m32 and -m64 with just an increase of large-function-growth to
200.