From 25e97a5b06c6bac9db7b924257d023648652ee5c Mon Sep 17 00:00:00 2001
From: Greg Fischer <greg@lunarg.com>
Date: Tue, 24 May 2022 13:31:03 -0600
Subject: [PATCH] Fix build for clang + mingw32-make

Fixes #2951
---
 CMakeLists.txt | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/CMakeLists.txt b/CMakeLists.txt
index a792c4675..6a43f6ff2 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -191,7 +191,11 @@ elseif(${CMAKE_CXX_COMPILER_ID} MATCHES "Clang" AND NOT MSVC)
         # Error if there's symbols that are not found at link time.
         # add_link_options() was added in CMake 3.13 - if using an earlier
         # version don't set this - it should be caught by presubmits anyway.
-        add_link_options("-Wl,-undefined,error")
+        if (WIN32)
+            add_link_options("-Wl,--no-undefined")
+        else()
+            add_link_options("-Wl,-undefined,error")
+        endif()
     endif()
 elseif(MSVC)
     if(NOT ENABLE_RTTI)