From 6db7a5cd7c800a588e94ce5c1ef24ae4d60ecdd3 Mon Sep 17 00:00:00 2001
From: Saleem Abdulrasool <compnerd@compnerd.org>
Date: Mon, 4 Nov 2019 16:55:31 -0800
Subject: [PATCH] build: explicitly set the linker language for unwind

The unwinder should not depend on libc++.  In fact, we do not end up
with a link against libc++ as we do not have a dependency on libc++ at
runtime.  This ensures that we link with `clang` rather than `clang++`.
---
 libunwind/src/CMakeLists.txt | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/libunwind/src/CMakeLists.txt b/libunwind/src/CMakeLists.txt
index ed20ff0..1ecda264 100644
--- a/libunwind/src/CMakeLists.txt
+++ b/libunwind/src/CMakeLists.txt
@@ -127,6 +127,8 @@ if (LIBUNWIND_ENABLE_SHARED)
                             "${LIBUNWIND_COMPILE_FLAGS}"
                           LINK_FLAGS
                             "${LIBUNWIND_LINK_FLAGS}"
+                          LINKER_LANGUAGE
+                            C
                           OUTPUT_NAME
                             "unwind"
                           VERSION
-- 
2.7.4