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[Bug middle-end/34450] [4.3 Regression] compile takes up 1.8 GB RAM at -O1
- From: "rguenth at gcc dot gnu dot org" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: 13 Dec 2007 10:29:25 -0000
- Subject: [Bug middle-end/34450] [4.3 Regression] compile takes up 1.8 GB RAM at -O1
- References: <bug-34450-12387@http.gcc.gnu.org/bugzilla/>
- Reply-to: gcc-bugzilla at gcc dot gnu dot org
------- Comment #2 from rguenth at gcc dot gnu dot org 2007-12-13 10:29 -------
I can confirm this.
tree FRE : 22.25 (56%) usr 1.35 (60%) sys 23.67 (56%) wall
3202543 kB (92%) ggc
fpica() get's very large and complex. We have very many SFTs and one giant SCC
(with around 127000 members(!)).
--
rguenth at gcc dot gnu dot org changed:
What |Removed |Added
----------------------------------------------------------------------------
CC| |dberlin at gcc dot gnu dot
| |org, rguenth at gcc dot gnu
| |dot org
Status|UNCONFIRMED |NEW
Ever Confirmed|0 |1
Keywords| |compile-time-hog, memory-hog
Last reconfirmed|0000-00-00 00:00:00 |2007-12-13 10:29:25
date| |
Target Milestone|--- |4.3.0
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=34450