git: 42140052765e - main - kern.mk: clang >= 16 already infers ELFv2 for powerpc64

The branch main has been updated by dim:

URL: https://cgit.FreeBSD.org/src/commit/?id=42140052765e05c83a3ea797dce3eaad94bc3733

commit 42140052765e05c83a3ea797dce3eaad94bc3733
Author:     Dimitry Andric <dim@FreeBSD.org>
AuthorDate: 2023-04-20 19:27:11 +0000
Commit:     Dimitry Andric <dim@FreeBSD.org>
CommitDate: 2023-04-20 19:27:27 +0000

    kern.mk: clang >= 16 already infers ELFv2 for powerpc64
    
    There is no need to pass -mabi=elfv2 explicitly anymore, and with clang
    16 in fact results in a "unused argument" warning.
    
    MFC after:      3 days
---
 sys/conf/kern.mk | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/sys/conf/kern.mk b/sys/conf/kern.mk
index 9040fced6cba..06fb48d0f93f 100644
--- a/sys/conf/kern.mk
+++ b/sys/conf/kern.mk
@@ -215,7 +215,8 @@ CFLAGS.gcc+=	-mno-spe
 # Use dot symbols (or, better, the V2 ELF ABI) on powerpc64 to make
 # DDB happy. ELFv2, if available, has some other efficiency benefits.
 #
-.if ${MACHINE_ARCH:Mpowerpc64*} != ""
+.if ${MACHINE_ARCH:Mpowerpc64*} != "" && \
+    ${COMPILER_TYPE} == "clang" && ${COMPILER_VERSION} < 160000
 CFLAGS+=	-mabi=elfv2
 .endif