git: f1a94c5552a2 - main - bsd.sys.mk: Re-enable warnings for C++11 extensions

The branch main has been updated by jhb:

URL: https://cgit.FreeBSD.org/src/commit/?id=f1a94c5552a2c2880a10cf0b121ae56d1b407f0c

commit f1a94c5552a2c2880a10cf0b121ae56d1b407f0c
Author:     John Baldwin <jhb@FreeBSD.org>
AuthorDate: 2025-04-16 13:41:42 +0000
Commit:     John Baldwin <jhb@FreeBSD.org>
CommitDate: 2025-04-16 13:41:42 +0000

    bsd.sys.mk: Re-enable warnings for C++11 extensions
    
    This should no longer be relevant since the default C++ standard is
    C++17.
    
    Reviewed by:    imp, asomers, emaste
    Differential Revision:  https://reviews.freebsd.org/D49787
---
 share/mk/bsd.sys.mk | 6 ------
 1 file changed, 6 deletions(-)

diff --git a/share/mk/bsd.sys.mk b/share/mk/bsd.sys.mk
index b8535809e5aa..2134886abcf5 100644
--- a/share/mk/bsd.sys.mk
+++ b/share/mk/bsd.sys.mk
@@ -293,12 +293,6 @@ CLANG_OPT_SMALL+= -mllvm -simplifycfg-dup-ret
 .endif
 CLANG_OPT_SMALL+= -mllvm -enable-load-pre=false
 CFLAGS.clang+=	 -Qunused-arguments
-# The libc++ headers use c++11 extensions.  These are normally silenced because
-# they are treated as system headers, but we explicitly disable that warning
-# suppression when building the base system to catch bugs in our headers.
-# Eventually we'll want to start building the base system C++ code as C++11,
-# but not yet.
-CXXFLAGS.clang+=	 -Wno-c++11-extensions
 
 # XXX This should be defaulted to 2 when WITH_SSP is in use after further
 # testing and soak time.