[src/trunk]: src/doc Document libc hesiod.c compiler workaround on ia64

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

details:   https://anonhg.NetBSD.org/src/rev/f7898ed4f65c
branches:  trunk
changeset: 783519:f7898ed4f65c
user:      martin <martin%NetBSD.org@localhost>
date:      Thu Dec 27 07:09:45 2012 +0000

description:
Document libc hesiod.c compiler workaround on ia64

diffstat:

 doc/HACKS |  18 +++++++++++++++++-
 1 files changed, 17 insertions(+), 1 deletions(-)

diffs (29 lines):

diff -r 2de7be4321f0 -r f7898ed4f65c doc/HACKS
--- a/doc/HACKS Thu Dec 27 07:08:59 2012 +0000
+++ b/doc/HACKS Thu Dec 27 07:09:45 2012 +0000
@@ -1,4 +1,4 @@
-# $NetBSD: HACKS,v 1.124 2012/11/14 04:13:44 msaitoh Exp $
+# $NetBSD: HACKS,v 1.125 2012/12/27 07:09:45 martin Exp $
 #
 # This file is intended to document workarounds for currently unsolved
 # (mostly) compiler bugs.
@@ -739,3 +739,19 @@
                    Assertion failure in append_insn at /usr/src/external/gpl3/\
                    binutils/dist/gas/config/tc-mips.c line 2910.
        kcah
+
+port   ia64
+
+       hack    libc hesiod.c file does not compile with -O2 (internal
+               compiler error in gcc 4.5.3)
+       cdate   Thu Dec 27 08:05:43 CET 2012
+       who     martin
+       file    src/lib/libc/net/Makefile.inc: 1.82
+       descr
+               workaround for:
+               {standard input}: Assembler messages:
+               {standard input}:1507: Warning: Use of 'mov' may violate WAW dependency 'GR%, % in 1 - 127' (impliedf), specific resource number is 15
+               {standard input}:1506: Warning: This is the location of the conflicting usage
+               {standard input}: Error: 2 warnings, treating warnings as errors
+       kcah
+