On Thu, Aug 24, 2006 at 05:02:11PM -0400, R P Herrold wrote:
- Tue May 23 2006 Jakub Jelinek jakub@redhat.com 3.4.6-3
- -fvar-tracking fixes needed for SystemTap (BZ#2438)
- not clear which BZ is referred to, but it is not the
Red Hat one; not in the Cygwin one (http://www.cygwin.com/bugzilla/), not in the Gnu one (http://gcc.gnu.org/bugzilla/)
Red Hat's secret other bugzilla. http://sources.redhat.com/bugzilla --> http://sourceware.org/bugzilla/show_bug.cgi?id=2438.
- add workaround for buggy programs that link in their own unwinder
and reexport it (#192814)
- probably the Red Hat bugzilla, but bug 192814 is
blocked from review by 'mere mortals' in the general public -- This implies a security related matter, which are definitionally important changes
Sadly, it seems to often imply "involves big-name customer, or customer who thinks they are big name". But yeah, not being able to review the bug is a bad thing.
[...]
and as we see in this case, and after inspection from the Changelog, and the outlinks it references, that NONE of the underlying reasoning nor cause for the changes for that GCC variant may be inspected, without further study than what we have or can easily access.
That does seem to be true in this case.