From 594567054b95f9a9479dd262b99867d099cced42 Mon Sep 17 00:00:00 2001
From: Konrad Kleine <kkleine@redhat.com>
Date: Mon, 17 Oct 2022 13:47:36 +0200
Subject: [PATCH] Fixup for MR #29

Resolves: rhbz#2118319
---
 clang.spec | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

diff --git a/clang.spec b/clang.spec
index fca6d51..5deb72f 100644
--- a/clang.spec
+++ b/clang.spec
@@ -360,10 +360,15 @@ mv ../clang-%{compat_ver}.src ../clang
 
 %endif
 
+# TODO: Drop the HAVE_CXX_ATOMICS64_WITHOUT_LIB once clang15 is in the buildroot. It looks like
+# previously clang emitted __atomic_load for std::atomic<double>, which is not detected by cmake.
 # We set CLANG_DEFAULT_PIE_ON_LINUX=OFF to match the default used by Fedora's GCC.
 # See https://bugzilla.redhat.com/show_bug.cgi?id=2134146
 %cmake  -G Ninja \
-	-DCLANG_DEFAULT_PIE_ON_LINUX=OFF
+%ifarch %ix86
+	-DHAVE_CXX_ATOMICS64_WITHOUT_LIB=OFF \
+%endif
+	-DCLANG_DEFAULT_PIE_ON_LINUX=OFF \
 	-DLLVM_PARALLEL_LINK_JOBS=1 \
 	-DLLVM_LINK_LLVM_DYLIB:BOOL=ON \
 	-DCMAKE_BUILD_TYPE=RelWithDebInfo \