Date: Sun, 27 Aug 2000 17:39:45 -0400 (EDT) From: Andrew Gallatin <gallatin@cs.duke.edu> To: Andreas Klemm <andreas@klemm.gtn.com> Cc: freebsd-alpha@FreeBSD.ORG Subject: Re: freebsd 4.0-STABLE, jade terminates with signal 11 Message-ID: <14761.35357.604120.602282@grasshopper.cs.duke.edu> In-Reply-To: <20000821070549.A1230@titan.klemm.gtn.com> References: <20000821070549.A1230@titan.klemm.gtn.com>
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Andreas Klemm writes:
> Hi !
>
> jade produced a core dump, gdb also core dumped after trying to
> analyse jades coredump and creates a ~50MB coredump.
>
> andreas@srv1{3} $ gdb --version
> GNU gdb 4.18
>
> Is this a know problem ?
> Do we have to update to 4.1-STABLE ?
> What about gdb ?
>
gdb was broken much of the summer and fixed shortly before
4.1-release. You can rebuild gdb with the following patch to make it
work:
RCS file: /home/ncvs/src/contrib/gdb/gdb/dbxread.c,v
retrieving revision 1.2
diff -u -r1.2 dbxread.c
--- contrib/gdb/gdb//dbxread.c 1999/05/02 11:22:55 1.2
+++ contrib/gdb/gdb//dbxread.c 2000/07/12 21:24:15
@@ -313,6 +313,9 @@
add_this_object_header_file (i)
int i;
{
+ if (!n_allocated_this_object_header_files)
+ init_header_files ();
+
if (n_this_object_header_files == n_allocated_this_object_header_files)
{
n_allocated_this_object_header_files *= 2;
@@ -2082,8 +2085,15 @@
patch_subfile_names (current_subfile, name);
break; /* Ignore repeated SOs */
}
+#ifdef THIS_CODE_IS_BROKEN
+ /* XXX
+ * doing this causes the "subfiles" which are allocated for
+ * header files to be freed twice, and otherwise corrupts
+ * gdb's memory & causes it to crash-n-burn -- gallatin
+ */
end_symtab (valu, objfile, SECT_OFF_TEXT);
end_stabs ();
+#endif
}
/* Null name means this just marks the end of text for this .o file.
Drew
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