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[Bug tree-optimization/35639] New: -fprofile-generate + PRE = big compile-time
- From: "bonzini at gnu dot org" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: 19 Mar 2008 15:50:51 -0000
- Subject: [Bug tree-optimization/35639] New: -fprofile-generate + PRE = big compile-time
- Reply-to: gcc-bugzilla at gcc dot gnu dot org
The attached .i file (from sed) spends 50% of its compilation time on PRE with
"-fprofile-generate -O2".
--
Summary: -fprofile-generate + PRE = big compile-time
Product: gcc
Version: 4.3.0
Status: UNCONFIRMED
Keywords: compile-time-hog
Severity: normal
Priority: P3
Component: tree-optimization
AssignedTo: unassigned at gcc dot gnu dot org
ReportedBy: bonzini at gnu dot org
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=35639