[src/trunk]: src/doc mention ppc64 hack.

[christos <christos%NetBSD.org@localhost>]

details:   https://anonhg.NetBSD.org/src/rev/205fea5ee8b0
branches:  trunk
changeset: 770644:205fea5ee8b0
user:      christos <christos%NetBSD.org@localhost>
date:      Thu Oct 27 17:21:27 2011 +0000

description:
mention ppc64 hack.

diffstat:

 doc/HACKS |  16 +++++++++++++++-
 1 files changed, 15 insertions(+), 1 deletions(-)

diffs (27 lines):

diff -r 0b9ccb166385 -r 205fea5ee8b0 doc/HACKS
--- a/doc/HACKS Thu Oct 27 17:18:09 2011 +0000
+++ b/doc/HACKS Thu Oct 27 17:21:27 2011 +0000
@@ -1,4 +1,4 @@
-# $NetBSD: HACKS,v 1.116 2011/08/15 02:29:38 mrg Exp $
+# $NetBSD: HACKS,v 1.117 2011/10/27 17:21:27 christos Exp $
 #
 # This file is intended to document workarounds for currently unsolved
 # (mostly) compiler bugs.
@@ -664,3 +664,17 @@
        descr
                see above
        kcah
+
+port   powerpc64
+
+       hack    include _errno.c in libposix so that __errno resolves. It
+               should resolve from libc's errno, but somehow it does not.
+               Linker bug?
+       cdate   Thu Oct 27 13:19:47 EDT 2011
+       who     christos
+       file    src/lib/libposix/Makefile: 1.15
+       descr
+               workaround for:
+                   libposix_pic.a(cerror.pico)(.text+0x14): unresolvable \
+                   R_PPC64_REL24 relocation against symbol `.__errno'
+       kcah