[src/trunk]: src Compile tests/lib/libc/sys/t_msgrcv with -O0 on hppa to avoi...

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

details:   https://anonhg.NetBSD.org/src/rev/ecaa6c2e5529
branches:  trunk
changeset: 788839:ecaa6c2e5529
user:      skrll <skrll%NetBSD.org@localhost>
date:      Tue Jul 23 07:04:18 2013 +0000

description:
Compile tests/lib/libc/sys/t_msgrcv with -O0 on hppa to avoid compiler
bug.

diffstat:

 doc/HACKS                   |  14 +++++++++++++-
 tests/lib/libc/sys/Makefile |   6 +++++-
 2 files changed, 18 insertions(+), 2 deletions(-)

diffs (44 lines):

diff -r 9b96d3eaeb86 -r ecaa6c2e5529 doc/HACKS
--- a/doc/HACKS Tue Jul 23 07:03:16 2013 +0000
+++ b/doc/HACKS Tue Jul 23 07:04:18 2013 +0000
@@ -1,4 +1,4 @@
-# $NetBSD: HACKS,v 1.130 2013/06/05 13:54:26 joerg Exp $
+# $NetBSD: HACKS,v 1.131 2013/07/23 07:04:18 skrll Exp $
 #
 # This file is intended to document workarounds for currently unsolved
 # (mostly) compiler bugs.
@@ -801,3 +801,15 @@
        if either gcc or clang is installed, use /usr/bin/clang-cpp as fallback.
        This applies only if RPCGEN_CPP is not set and /usr/bin/cpp is not executable.
 kcah
+
+port   hp700
+
+       hack    compiler error with gcc 4.5.x
+       cdate   Tue Jul 23 07:42:28 BST 2013
+       who     skrll
+       file    src/tests/lib/libc/sys/Makefile: 
+       descr
+               workaround for codegen bug affecting t_msgrcv.c. Callee saved (%r4)
+               corruption.
+       kcah
+
diff -r 9b96d3eaeb86 -r ecaa6c2e5529 tests/lib/libc/sys/Makefile
--- a/tests/lib/libc/sys/Makefile       Tue Jul 23 07:03:16 2013 +0000
+++ b/tests/lib/libc/sys/Makefile       Tue Jul 23 07:04:18 2013 +0000
@@ -1,4 +1,4 @@
-# $NetBSD: Makefile,v 1.32 2013/03/08 17:01:54 martin Exp $
+# $NetBSD: Makefile,v 1.33 2013/07/23 07:04:18 skrll Exp $
 
 MKMAN= no
 
@@ -75,5 +75,9 @@
 
 WARNS=                 4
 
+.if ${HAVE_GCC:U} == "45" && ${MACHINE_CPU} == "hppa"
+COPTS.t_msgrcv.c +=    ${${ACTIVE_CC} == "gcc" :? -O0 :}
+.endif
+
 .include <bsd.test.mk>