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[Bug tree-optimization/15524] [4.0 Regression] jump threading on trees is slow with switch statements with large # of cases
- 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: 7 Nov 2004 22:13:37 -0000
- Subject: [Bug tree-optimization/15524] [4.0 Regression] jump threading on trees is slow with switch statements with large # of cases
- References: <20040518194300.15524.pinskia@gcc.gnu.org>
- Reply-to: gcc-bugzilla at gcc dot gnu dot org
------- Additional Comments From steven at gcc dot gnu dot org 2004-11-07 22:13 -------
It seems that connect_infinite_loops_to_exit is the next
bottleneck for this test case. Probably not important
enough to care about for GCC 4.0 (would *any* real-world
code ever consist of 30000-odd infinite loops in a single
switch statement? ;-)
--
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=15524