From d8287391e7a011e27ce22f0c303508033de8f1bd Mon Sep 17 00:00:00 2001
From: Florian Weimer <fweimer@redhat.com>
Date: Tue, 19 Jan 2021 20:34:39 +0100
Subject: [PATCH] Use -march=x86-64-v2 only for the gcc toolchain

LLVM 12 is required for -march=x86-64-v2.
---
 macros                 | 2 +-
 redhat-rpm-config.spec | 5 ++++-
 2 files changed, 5 insertions(+), 2 deletions(-)

diff --git a/macros b/macros
index 54ae475..f062f94 100644
--- a/macros
+++ b/macros
@@ -133,7 +133,7 @@ print(result)
 
 # Architecture-specific support.  Internal.  Do not use directly.
 
-%__cflags_arch_x86_64 %[0%{?rhel} >= 9 ? "-march=x86-64-v2" : ""]
+%__cflags_arch_x86_64 %[0%{?rhel} >= 9 && "%{toolchain}" == "gcc" ? "-march=x86-64-v2" : ""]
 
 # Also used for s390.
 %__cflags_arch_s390x %[0%{?rhel} >= 8 ? "-march=z13 -mtune=z14" : "-march=zEC12 -mtune=z13"]
diff --git a/redhat-rpm-config.spec b/redhat-rpm-config.spec
index 6543ae2..d54b4f6 100644
--- a/redhat-rpm-config.spec
+++ b/redhat-rpm-config.spec
@@ -6,7 +6,7 @@
 
 Summary: Red Hat specific rpm configuration files
 Name: redhat-rpm-config
-Version: 179
+Version: 180
 Release: 1%{?dist}
 # No version specified.
 License: GPL+
@@ -213,6 +213,9 @@ install -p -m 644 -t %{buildroot}%{_rpmluadir}/fedora/srpm forge.lua
 %{_rpmconfigdir}/macros.d/macros.kmp
 
 %changelog
+* Tue Jan 19 2021 Florian Weimer <fweimer@redhat.com> - 180-1
+- Use -march=x86-64-v2 only for the gcc toolchain
+
 * Tue Jan 19 2021 Florian Weimer <fweimer@redhat.com> - 179-1
 - x86_64: Enable -march=x86-64-v2 for ELN, following GCC.