https://gcc.gnu.org/bugzilla/show_bug.cgi?id=61303
--- Comment #11 from ian at gcc dot gnu.org ---
Author: ian
Date: Thu Nov 26 00:24:33 2015
New Revision: 230923
URL: https://gcc.gnu.org/viewcvs?rev=230923&root=gcc&view=rev
Log:
PR go/61303
runtime: don't overallocate in select code
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=61303
Ian Lance Taylor changed:
What|Removed |Added
Status|UNCONFIRMED |RESOLVED
Resolution|---
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=61303
--- Comment #10 from ian at gcc dot gnu.org ---
Author: ian
Date: Thu Nov 26 00:24:21 2015
New Revision: 230922
URL: https://gcc.gnu.org/viewcvs?rev=230922&root=gcc&view=rev
Log:
PR go/61303
runtime: don't overallocate in select code
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=61303
--- Comment #9 from Ian Lance Taylor ---
>From looking at the code it seems that mmap may be returning MAP_FAILED. That
could lead to this crash. I don't know why mmap would fail, though. It's a
shame that the program works when run under trus
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=61303
--- Comment #8 from Maciej Bliziński ---
Here's my attempt to get some information:
experimental10s 14:35:13 ~/src/opencsw-gar/v2/go $ gcc -v
Reading specs from /opt/csw/lib/gcc/sparc-sun-solaris2.10/5.1.0/specs
COLLECT_GCC=gcc
COLLECT_LTO_WRAPP
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=61303
--- Comment #7 from Maciej Bliziński ---
Checked again, the problem is still there in GCC-5.1.
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=61303
Maciej Bliziński changed:
What|Removed |Added
Version|4.9.0 |4.9.2
--- Comment #6 from Maciej Bliz
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=61303
--- Comment #5 from Maciej Bliziński ---
How to reproduce:
Requirements:
Solaris 10
svn
gmake
ginstall
gccgo 4.9.x
(Everything available as binary packages at OpenCSW)
svn checkout http://svn.code.sf.net/p/gar/code/csw/mgar/gar/v2/go gar-code
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=61303
--- Comment #4 from Maciej Bliziński ---
Just checked on Linux 3.13.0 x86_64, gccgo 4.9.0, works fine. gccgo version:
$ gccgo --version
gccgo (Ubuntu 4.9-20140406-0ubuntu1) 4.9.0 20140405 (experimental) [trunk
revision 209157]
In the meantime,
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=61303
--- Comment #3 from Ian Lance Taylor ---
Do you have a test case that I can use to reproduce the problem?
Do you know whether the problem occurs on GNU/Linux?
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=61303
--- Comment #2 from Maciej Bliziński ---
I've just reproduced this with gcc-4.9.1 (Solaris 10 sparc).
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=61303
--- Comment #1 from Maciej Bliziński ---
I did some more testing. Running it under truss makes the binary work:
> truss -f -o /tmp/crashtest.truss bin/crashtest
2014/05/24 17:15:34 Making a request to
http://buildfarm.opencsw.org/pkgdb/rest/cata
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