Enable lld unit test

Signed-off-by: Chenxi Mao <chenxi.mao@suse.com>

lld.spec

@@ -1,3 +1,5 @@
+%bcond_without check
+
 %global maj_ver 15
 %global min_ver 0
 %global patch_ver 6
@@ -16,7 +18,7 @@
 
 Name:		%{pkg_name}
 Version:	%{maj_ver}.%{min_ver}.%{patch_ver}
-Release:	1
+Release:	2
 Summary:	The LLVM Linker
 
 License:	NCSA
@@ -27,14 +29,14 @@ Patch1:		fedora-PATCH-lld-Import-compact_unwind_encoding.h-from-libu.patch
 
 BuildRequires:	clang
 BuildRequires:	cmake
-BuildRequires:	ninja-build
 BuildRequires:	llvm%{maj_ver}-devel = %{version}
+BuildRequires:	llvm%{maj_ver}-googletest = %{version}
+BuildRequires:	llvm%{maj_ver}-test = %{version}
 BuildRequires:	ncurses-devel
-BuildRequires:	zlib-devel
-
-# For make check:
+BuildRequires:	ninja-build
 BuildRequires:	python3-rpm-macros
-BuildRequires:	python3-lit = %{version}
+BuildRequires:	python3-lit >= %{version}
+BuildRequires:	zlib-devel
 
 Requires(post): %{_sbindir}/update-alternatives
 Requires(preun): %{_sbindir}/update-alternatives
@@ -71,8 +73,11 @@ cd _build
 	-DLLVM_DYLIB_COMPONENTS="all" \
 	-DCMAKE_SKIP_RPATH:BOOL=ON \
 	-DPYTHON_EXECUTABLE=%{__python3} \
-	-DLLVM_INCLUDE_TESTS=OFF \
-	-DLLVM_MAIN_SRC_DIR=%{_datadir}/llvm/src
+	-DLLVM_INCLUDE_TESTS=ON \
+	-DLLVM_EXTERNAL_LIT=%{_bindir}/lit \
+	-DLLVM_LIT_ARGS="-sv \
+	--path %{_libdir}/llvm%{maj_ver}" \
+	-DLLVM_MAIN_SRC_DIR=%{_libdir}/llvm%{maj_ver}/src
 
 %ninja_build
 
@@ -89,6 +94,10 @@ for f in %{buildroot}/%{install_bindir}/*; do
 done
 
 %check
+%if %{with check}
+cd _build
+%ninja_build check-lld
+%endif
 
 %files
 %license LICENSE.TXT
@@ -108,5 +117,8 @@ done
 %{install_libdir}/liblld*.so.*
 
 %changelog
+* Thu Feb 9 2023 Chenxi Mao <chenxi.mao@suse.com> - 15.0.6-2
+- Enable lld unit test.
+
 * Mon Jan 2 2023 Chenxi Mao <chenxi.mao@suse.com> - 15.0.6-1
 - Package init