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[Bug rtl-optimization/54751] [4.8 Regression] slow compile time with rtl loop unroller
- From: "Joost.VandeVondele at mat dot ethz.ch" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: Tue, 02 Oct 2012 10:39:41 +0000
- Subject: [Bug rtl-optimization/54751] [4.8 Regression] slow compile time with rtl loop unroller
- Auto-submitted: auto-generated
- References: <bug-54751-4@http.gcc.gnu.org/bugzilla/>
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=54751
--- Comment #4 from Joost VandeVondele <Joost.VandeVondele at mat dot ethz.ch> 2012-10-02 10:39:41 UTC ---
More reasonable with -enable-checking=release
4.8(checking=yes): ~10min
4.8(checking=release): 1min28s.
4.7 : 0min58s
maybe some of the checking is a bit excessive in this case.