[Issue 5484] GC segfaults on FreeBSD 64 / scanning issues for .data and .bss sections
http://d.puremagic.com/issues/show_bug.cgi?id=5484 Brad Roberts changed: What|Removed |Added Status|NEW |RESOLVED Resolution||FIXED -- Configure issuemail: http://d.puremagic.com/issues/userprefs.cgi?tab=email --- You are receiving this mail because: ---
[Issue 5484] GC segfaults on FreeBSD 64 / scanning issues for .data and .bss sections
http://d.puremagic.com/issues/show_bug.cgi?id=5484 --- Comment #5 from Brad Roberts 2011-06-02 21:46:14 PDT --- (In reply to comment #4) > Why is it that etext -> _deh_end is scanned? Can readonly sections be the only > root of dynamic memory pointers? I'm also unsure about the TLS sections, will > investigate this. I tried to be as conservative as I could with removing ranges from what's being scanned on every other platform. -- Configure issuemail: http://d.puremagic.com/issues/userprefs.cgi?tab=email --- You are receiving this mail because: ---
[Issue 5484] GC segfaults on FreeBSD 64 / scanning issues for .data and .bss sections
http://d.puremagic.com/issues/show_bug.cgi?id=5484 --- Comment #4 from d...@dawgfoto.de 2011-06-02 21:34:19 PDT --- Why is it that etext -> _deh_end is scanned? Can readonly sections be the only root of dynamic memory pointers? I'm also unsure about the TLS sections, will investigate this. -- Configure issuemail: http://d.puremagic.com/issues/userprefs.cgi?tab=email --- You are receiving this mail because: ---
[Issue 5484] GC segfaults on FreeBSD 64 / scanning issues for .data and .bss sections
http://d.puremagic.com/issues/show_bug.cgi?id=5484 d...@dawgfoto.de changed: What|Removed |Added Attachment #877|application/octet-stream|text/plain mime type|| -- Configure issuemail: http://d.puremagic.com/issues/userprefs.cgi?tab=email --- You are receiving this mail because: ---
[Issue 5484] GC segfaults on FreeBSD 64 / scanning issues for .data and .bss sections
http://d.puremagic.com/issues/show_bug.cgi?id=5484 d...@dawgfoto.de changed: What|Removed |Added Attachment #878|application/octet-stream|text/plain mime type|| -- Configure issuemail: http://d.puremagic.com/issues/userprefs.cgi?tab=email --- You are receiving this mail because: ---
[Issue 5484] GC segfaults on FreeBSD 64 / scanning issues for .data and .bss sections
http://d.puremagic.com/issues/show_bug.cgi?id=5484 --- Comment #3 from Brad Roberts 2011-05-22 22:19:37 PDT --- *** Issue 6008 has been marked as a duplicate of this issue. *** -- Configure issuemail: http://d.puremagic.com/issues/userprefs.cgi?tab=email --- You are receiving this mail because: ---
[Issue 5484] GC segfaults on FreeBSD 64 / scanning issues for .data and .bss sections
http://d.puremagic.com/issues/show_bug.cgi?id=5484
Brad Roberts changed:
What|Removed |Added
CC||bra...@puremagic.com
Platform|All |x86_64
Severity|normal |critical
--- Comment #2 from Brad Roberts 2011-05-22 22:19:02 PDT
---
Here's the change I'm proposing for druntime, based on your previous data and
from inspection of current binaries. So far, testing looks promising:
diff --git a/src/rt/memory.d b/src/rt/memory.d
index ccf3c57..b32dfab 100644
--- a/src/rt/memory.d
+++ b/src/rt/memory.d
@@ -202,8 +202,19 @@ private
{
extern __gshared
{
-int etext;
-int _end;
+size_t etext;
+size_t _end;
+}
+}
+version (X86_64)
+{
+extern (C)
+{
+extern __gshared
+{
+size_t _deh_end;
+size_t __progname;
+}
}
}
}
@@ -237,7 +248,8 @@ void initStaticDataGC()
}
else version( FreeBSD )
{
-gc_addRange( &etext, cast(size_t) &_end - cast(size_t) &etext );
+gc_addRange( &etext, cast(size_t) &_deh_end - cast(size_t) &etext );
+gc_addRange( &__progname, cast(size_t) &_end - cast(size_t)
&__progname );
}
else version( Solaris )
{
--
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[Issue 5484] GC segfaults on FreeBSD 64 / scanning issues for .data and .bss sections
http://d.puremagic.com/issues/show_bug.cgi?id=5484 --- Comment #1 from d...@dawgfoto.de 2011-01-25 11:35:56 PST --- Created an attachment (id=878) elf32-i386-freebsd -- Configure issuemail: http://d.puremagic.com/issues/userprefs.cgi?tab=email --- You are receiving this mail because: ---
