From 88001d1609b28adbb3039f09ca114f646fcfc3da Mon Sep 17 00:00:00 2001
From: RichardTea <31507749+RichardTea@users.noreply.github.com>
Date: Tue, 26 Jan 2021 17:56:39 +0000
Subject: [PATCH] Disable clang/gcc warnings for Draco

---
 CMakeLists.txt | 13 ++++++++++++-
 1 file changed, 12 insertions(+), 1 deletion(-)

diff --git a/CMakeLists.txt b/CMakeLists.txt
index 2eba4d9e6..5c94b4018 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -584,10 +584,21 @@ IF ( ASSIMP_BUILD_DRACO )
     hunter_add_package(draco)
     find_package(draco CONFIG REQUIRED)
   ELSE()
-    # Draco 1.4.1 has several nasty warnings and will not build with /WX
+    # Draco 1.4.1 has many warnings and will not build with /WX or -Werror
+    # See https://github.com/google/draco/issues/672
+    # and 
     IF(MSVC)
       set(DRACO_CXX_FLAGS "/W0")
+    ELSE()
+      list(APPEND DRACO_CXX_FLAGS
+        "-Wno-bool-compare"
+        "-Wno-comment"
+        "-Wno-maybe-uninitialized"
+        "-Wno-sign-compare"
+        "-Wno-unused-local-typedefs"
+      )
     ENDIF()
+    
     ADD_SUBDIRECTORY( "contrib/draco" )
 
     if(MSVC OR WIN32)