Re: port-hppa/56065: Several old hppa binaries don't work on NetBSD9.1

[Izumi Tsutsui <tsutsui%ceres.dti.ne.jp@localhost>]

The following reply was made to PR port-hppa/56065; it has been noted by GNATS.

From: Izumi Tsutsui <tsutsui%ceres.dti.ne.jp@localhost>
To: nick.hudson%gmx.co.uk@localhost
Cc: gnats-bugs%netbsd.org@localhost, tsutsui%ceres.dti.ne.jp@localhost
Subject: Re: port-hppa/56065: Several old hppa binaries don't work on NetBSD9.1
Date: Mon, 6 Sep 2021 01:05:06 +0900

 > This is almost certainly because of
 > 
 > https://mail-index.netbsd.org/source-changes/2014/03/06/msg052429.html
 > 
 > Log Message:
 > Move to a flat space register convention. %sr[4-7] are all now the space
 > number allocated to the process.  gcc produces (slightly) better code
 > with this convention.
 > 
 > Retain backwards compatiblity.
 > 
 > Welcome to 6.99.36
 
 Hmm.
 
 Maybe there are two independent problems?
 1) 5.0 binaries get SEGV in je_tcache_bin_flush_small() or
    rb_tree_insert_node()
 2) 7.1 binaries (at least tcsh and patched emacs 18.59) that have
    homegrown malloc() get SEGV in malloc() (maybe even on netbsd-9?)
 
 ---
 Izumi Tsutsui