[src/trunk]: src/external/gpl3/gcc/usr.bin don't force gnu++98 here.

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

details:   https://anonhg.NetBSD.org/src/rev/872949b0ca08
branches:  trunk
changeset: 377450:872949b0ca08
user:      mrg <mrg%NetBSD.org@localhost>
date:      Wed Jul 12 07:35:15 2023 +0000

description:
don't force gnu++98 here.

fixes build issues seen with GCC 10.5, as well as hopefully ones reported
by Andrew Cagney on current-users.

diffstat:

 external/gpl3/gcc/usr.bin/Makefile.inc |  4 +---
 1 files changed, 1 insertions(+), 3 deletions(-)

diffs (18 lines):

diff -r b9cded06ccf5 -r 872949b0ca08 external/gpl3/gcc/usr.bin/Makefile.inc
--- a/external/gpl3/gcc/usr.bin/Makefile.inc    Wed Jul 12 06:45:24 2023 +0000
+++ b/external/gpl3/gcc/usr.bin/Makefile.inc    Wed Jul 12 07:35:15 2023 +0000
@@ -1,4 +1,4 @@
-#      $NetBSD: Makefile.inc,v 1.35 2023/02/01 19:38:20 mrg Exp $
+#      $NetBSD: Makefile.inc,v 1.36 2023/07/12 07:35:15 mrg Exp $
 
 .ifndef _EXTERNAL_GPL3_GCC_USR_BIN_MAKEFILE_INC_
 _EXTERNAL_GPL3_GCC_USR_BIN_MAKEFILE_INC_=1
@@ -41,8 +41,6 @@ FRONTENDOBJ!=         cd ${.CURDIR}/../frontend
 NBCOMPATLIB=   -L${TOOLDIR}/lib -lnbcompat
 .endif
 
-CXXFLAGS+=     -std=gnu++98
-
 # Reduce debugging for these extremely large objects.
 .if ${MKDEBUG:Uno} != "no"
 CXXFLAGS+=      -g1