[src/trunk]: src/doc mention binutils hack

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

details:   https://anonhg.NetBSD.org/src/rev/c2bd1f4d8f74
branches:  trunk
changeset: 372838:c2bd1f4d8f74
user:      christos <christos%NetBSD.org@localhost>
date:      Fri Dec 30 02:05:38 2022 +0000

description:
mention binutils hack

diffstat:

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

diffs (27 lines):

diff -r 165103697e76 -r c2bd1f4d8f74 doc/HACKS
--- a/doc/HACKS Fri Dec 30 02:01:42 2022 +0000
+++ b/doc/HACKS Fri Dec 30 02:05:38 2022 +0000
@@ -1,4 +1,4 @@
-# $NetBSD: HACKS,v 1.232 2022/12/04 22:35:15 jakllsch Exp $
+# $NetBSD: HACKS,v 1.233 2022/12/30 02:05:38 christos Exp $
 #
 # This file is intended to document workarounds for currently unsolved
 # (mostly) compiler bugs.
@@ -1072,3 +1072,17 @@
        clang 13.0.0 miscompiles copy{in,out}() with -O[12]. As a result,
        kernel cannot execute /sbin/init.
 kcah
+
+hack   Clamp max-page-size in ld to 4K when using relro to avoid 2M binary
+       bloat
+cdate  Thu Dec 29 21:02:43 EST 2022
+who    christos
+port   x86, aarch64
+file   share/mk/bsd.sys.mk: 1.309
+pr     57147
+descr
+       binutils 2.38+ fix for
+       https://sourceware.org/bugzilla/show_bug.cgi?id=28824
+       results in a 2M binary bloat when using relro because of the relro
+       segment alignment. There is no upstream fix yet.
+kcah