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* [Bug debug/57481] New: [4.8 Regression] LTO VTA compile time hog @ 2013-05-31 9:07 jakub at gcc dot gnu.org 2013-05-31 9:08 ` [Bug debug/57481] " jakub at gcc dot gnu.org ` (7 more replies) 0 siblings, 8 replies; 9+ messages in thread From: jakub at gcc dot gnu.org @ 2013-05-31 9:07 UTC (permalink / raw) To: gcc-bugs http://gcc.gnu.org/bugzilla/show_bug.cgi?id=57481 Bug ID: 57481 Summary: [4.8 Regression] LTO VTA compile time hog Product: gcc Version: 4.8.0 Status: UNCONFIRMED Keywords: compile-time-hog Severity: normal Priority: P3 Component: debug Assignee: unassigned at gcc dot gnu.org Reporter: jakub at gcc dot gnu.org CC: aoliva at gcc dot gnu.org Target: x86_64-linux Created attachment 30233 --> http://gcc.gnu.org/bugzilla/attachment.cgi?id=30233&action=edit mksh/misc.c With the attached testcase, gcc -g -m32 -O2 -flto -r -nostdlib -o mksh.o mksh.c spends extreme amount of time in var-tracking (10+ minutes, killed it afterwards), while without -flto, or with -flto -fno-var-tracking-assignments it is compiled almost instantly. Works fine with gcc 4.7 or current trunk, but as it involves LTO, haven't bisected it (my bisect stuff doesn't include LTO). No idea whether this is a LTO bug that it breaks the debug stmts some way, or just a var-tracking bug. ^ permalink raw reply [flat|nested] 9+ messages in thread
* [Bug debug/57481] [4.8 Regression] LTO VTA compile time hog 2013-05-31 9:07 [Bug debug/57481] New: [4.8 Regression] LTO VTA compile time hog jakub at gcc dot gnu.org @ 2013-05-31 9:08 ` jakub at gcc dot gnu.org 2013-05-31 11:00 ` jakub at gcc dot gnu.org ` (6 subsequent siblings) 7 siblings, 0 replies; 9+ messages in thread From: jakub at gcc dot gnu.org @ 2013-05-31 9:08 UTC (permalink / raw) To: gcc-bugs http://gcc.gnu.org/bugzilla/show_bug.cgi?id=57481 Jakub Jelinek <jakub at gcc dot gnu.org> changed: What |Removed |Added ---------------------------------------------------------------------------- Target Milestone|--- |4.8.1 ^ permalink raw reply [flat|nested] 9+ messages in thread
* [Bug debug/57481] [4.8 Regression] LTO VTA compile time hog 2013-05-31 9:07 [Bug debug/57481] New: [4.8 Regression] LTO VTA compile time hog jakub at gcc dot gnu.org 2013-05-31 9:08 ` [Bug debug/57481] " jakub at gcc dot gnu.org @ 2013-05-31 11:00 ` jakub at gcc dot gnu.org 2013-10-16 9:50 ` jakub at gcc dot gnu.org ` (5 subsequent siblings) 7 siblings, 0 replies; 9+ messages in thread From: jakub at gcc dot gnu.org @ 2013-05-31 11:00 UTC (permalink / raw) To: gcc-bugs http://gcc.gnu.org/bugzilla/show_bug.cgi?id=57481 Jakub Jelinek <jakub at gcc dot gnu.org> changed: What |Removed |Added ---------------------------------------------------------------------------- Target Milestone|4.8.1 |4.8.2 --- Comment #1 from Jakub Jelinek <jakub at gcc dot gnu.org> --- GCC 4.8.1 has been released. ^ permalink raw reply [flat|nested] 9+ messages in thread
* [Bug debug/57481] [4.8 Regression] LTO VTA compile time hog 2013-05-31 9:07 [Bug debug/57481] New: [4.8 Regression] LTO VTA compile time hog jakub at gcc dot gnu.org 2013-05-31 9:08 ` [Bug debug/57481] " jakub at gcc dot gnu.org 2013-05-31 11:00 ` jakub at gcc dot gnu.org @ 2013-10-16 9:50 ` jakub at gcc dot gnu.org 2014-01-20 10:02 ` rguenth at gcc dot gnu.org ` (4 subsequent siblings) 7 siblings, 0 replies; 9+ messages in thread From: jakub at gcc dot gnu.org @ 2013-10-16 9:50 UTC (permalink / raw) To: gcc-bugs http://gcc.gnu.org/bugzilla/show_bug.cgi?id=57481 Jakub Jelinek <jakub at gcc dot gnu.org> changed: What |Removed |Added ---------------------------------------------------------------------------- Target Milestone|4.8.2 |4.8.3 --- Comment #2 from Jakub Jelinek <jakub at gcc dot gnu.org> --- GCC 4.8.2 has been released. ^ permalink raw reply [flat|nested] 9+ messages in thread
* [Bug debug/57481] [4.8 Regression] LTO VTA compile time hog 2013-05-31 9:07 [Bug debug/57481] New: [4.8 Regression] LTO VTA compile time hog jakub at gcc dot gnu.org ` (2 preceding siblings ...) 2013-10-16 9:50 ` jakub at gcc dot gnu.org @ 2014-01-20 10:02 ` rguenth at gcc dot gnu.org 2014-05-22 9:07 ` rguenth at gcc dot gnu.org ` (3 subsequent siblings) 7 siblings, 0 replies; 9+ messages in thread From: rguenth at gcc dot gnu.org @ 2014-01-20 10:02 UTC (permalink / raw) To: gcc-bugs http://gcc.gnu.org/bugzilla/show_bug.cgi?id=57481 Richard Biener <rguenth at gcc dot gnu.org> changed: What |Removed |Added ---------------------------------------------------------------------------- Status|UNCONFIRMED |NEW Last reconfirmed| |2014-01-20 Known to work| |4.9.0 Ever confirmed|0 |1 --- Comment #3 from Richard Biener <rguenth at gcc dot gnu.org> --- Confirmed. ^ permalink raw reply [flat|nested] 9+ messages in thread
* [Bug debug/57481] [4.8 Regression] LTO VTA compile time hog 2013-05-31 9:07 [Bug debug/57481] New: [4.8 Regression] LTO VTA compile time hog jakub at gcc dot gnu.org ` (3 preceding siblings ...) 2014-01-20 10:02 ` rguenth at gcc dot gnu.org @ 2014-05-22 9:07 ` rguenth at gcc dot gnu.org 2014-12-10 12:38 ` rguenth at gcc dot gnu.org ` (2 subsequent siblings) 7 siblings, 0 replies; 9+ messages in thread From: rguenth at gcc dot gnu.org @ 2014-05-22 9:07 UTC (permalink / raw) To: gcc-bugs https://gcc.gnu.org/bugzilla/show_bug.cgi?id=57481 Richard Biener <rguenth at gcc dot gnu.org> changed: What |Removed |Added ---------------------------------------------------------------------------- Target Milestone|4.8.3 |4.8.4 --- Comment #4 from Richard Biener <rguenth at gcc dot gnu.org> --- GCC 4.8.3 is being released, adjusting target milestone. ^ permalink raw reply [flat|nested] 9+ messages in thread
* [Bug debug/57481] [4.8 Regression] LTO VTA compile time hog 2013-05-31 9:07 [Bug debug/57481] New: [4.8 Regression] LTO VTA compile time hog jakub at gcc dot gnu.org ` (4 preceding siblings ...) 2014-05-22 9:07 ` rguenth at gcc dot gnu.org @ 2014-12-10 12:38 ` rguenth at gcc dot gnu.org 2014-12-19 13:28 ` jakub at gcc dot gnu.org 2015-06-23 8:46 ` rguenth at gcc dot gnu.org 7 siblings, 0 replies; 9+ messages in thread From: rguenth at gcc dot gnu.org @ 2014-12-10 12:38 UTC (permalink / raw) To: gcc-bugs https://gcc.gnu.org/bugzilla/show_bug.cgi?id=57481 Richard Biener <rguenth at gcc dot gnu.org> changed: What |Removed |Added ---------------------------------------------------------------------------- Priority|P3 |P2 ^ permalink raw reply [flat|nested] 9+ messages in thread
* [Bug debug/57481] [4.8 Regression] LTO VTA compile time hog 2013-05-31 9:07 [Bug debug/57481] New: [4.8 Regression] LTO VTA compile time hog jakub at gcc dot gnu.org ` (5 preceding siblings ...) 2014-12-10 12:38 ` rguenth at gcc dot gnu.org @ 2014-12-19 13:28 ` jakub at gcc dot gnu.org 2015-06-23 8:46 ` rguenth at gcc dot gnu.org 7 siblings, 0 replies; 9+ messages in thread From: jakub at gcc dot gnu.org @ 2014-12-19 13:28 UTC (permalink / raw) To: gcc-bugs https://gcc.gnu.org/bugzilla/show_bug.cgi?id=57481 Jakub Jelinek <jakub at gcc dot gnu.org> changed: What |Removed |Added ---------------------------------------------------------------------------- Target Milestone|4.8.4 |4.8.5 --- Comment #5 from Jakub Jelinek <jakub at gcc dot gnu.org> --- GCC 4.8.4 has been released. ^ permalink raw reply [flat|nested] 9+ messages in thread
* [Bug debug/57481] [4.8 Regression] LTO VTA compile time hog 2013-05-31 9:07 [Bug debug/57481] New: [4.8 Regression] LTO VTA compile time hog jakub at gcc dot gnu.org ` (6 preceding siblings ...) 2014-12-19 13:28 ` jakub at gcc dot gnu.org @ 2015-06-23 8:46 ` rguenth at gcc dot gnu.org 7 siblings, 0 replies; 9+ messages in thread From: rguenth at gcc dot gnu.org @ 2015-06-23 8:46 UTC (permalink / raw) To: gcc-bugs https://gcc.gnu.org/bugzilla/show_bug.cgi?id=57481 Richard Biener <rguenth at gcc dot gnu.org> changed: What |Removed |Added ---------------------------------------------------------------------------- Status|NEW |RESOLVED Resolution|--- |FIXED Target Milestone|4.8.5 |4.9.0 --- Comment #6 from Richard Biener <rguenth at gcc dot gnu.org> --- Fixed for 4.9.0. ^ permalink raw reply [flat|nested] 9+ messages in thread
end of thread, other threads:[~2015-06-23 8:41 UTC | newest] Thread overview: 9+ messages (download: mbox.gz / follow: Atom feed) -- links below jump to the message on this page -- 2013-05-31 9:07 [Bug debug/57481] New: [4.8 Regression] LTO VTA compile time hog jakub at gcc dot gnu.org 2013-05-31 9:08 ` [Bug debug/57481] " jakub at gcc dot gnu.org 2013-05-31 11:00 ` jakub at gcc dot gnu.org 2013-10-16 9:50 ` jakub at gcc dot gnu.org 2014-01-20 10:02 ` rguenth at gcc dot gnu.org 2014-05-22 9:07 ` rguenth at gcc dot gnu.org 2014-12-10 12:38 ` rguenth at gcc dot gnu.org 2014-12-19 13:28 ` jakub at gcc dot gnu.org 2015-06-23 8:46 ` rguenth at gcc dot gnu.org
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