[llvm] Specify libdir suffix for 64 bit archs. Contributes to JB#49681

Author: xfade

.gitmodules

@@ -1,3 +1,3 @@
 [submodule "llvm"]
 	path = llvm
-	url = https://git.sailfishos.org/mirror/llvm-project.git
+	url = https://github.com/sailfishos-mirror/llvm-project.git

rpm/llvm.spec

@@ -58,6 +58,11 @@ pushd build
 -DCMAKE_INSTALL_RPATH=";" \
 -DCMAKE_C_FLAGS="%{optflags} -DNDEBUG" \
 -DCMAKE_CXX_FLAGS="%{optflags} -DNDEBUG" \
+%if 0%{?__isa_bits} == 64
+-DLLVM_LIBDIR_SUFFIX=64 \
+%else
+-DLLVM_LIBDIR_SUFFIX= \
+%endif
 -DLLVM_BUILD_DOCS:BOOL=OFF \
 -DLLVM_BUILD_LLVM_DYLIB:BOOL=ON \
 -DLLVM_BUILD_RUNTIME:BOOL=OFF \