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[Bug tree-optimization/35639] [4.3/4.4 Regression] -fprofile-generate + PRE = big compile-time
- From: "steven at gcc dot gnu dot org" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: 22 Nov 2008 10:53:52 -0000
- Subject: [Bug tree-optimization/35639] [4.3/4.4 Regression] -fprofile-generate + PRE = big compile-time
- References: <bug-35639-7849@http.gcc.gnu.org/bugzilla/>
- Reply-to: gcc-bugzilla at gcc dot gnu dot org
------- Comment #7 from steven at gcc dot gnu dot org 2008-11-22 10:53 -------
The last time this bug was reconfirmed, was in March 2008. PRE has been
completely rewritten since then. With today's trunk, I still see PRE take most
of the compile time, but it's "only" 20% (on x86 and on x86_64 with Richi's
testcase from t3.c.gz).
Paolo, do you still see this problem?
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http://gcc.gnu.org/bugzilla/show_bug.cgi?id=35639