From 74b8f7862291d795eba525f3103f1370b8ec7518 Mon Sep 17 00:00:00 2001
From: Brad King <brad.king@kitware.com>
Date: Wed, 14 Jan 2015 09:20:27 -0500
Subject: [PATCH] zlib: Disable warnings to avoid changing 3rd party code

---
 Utilities/cmzlib/CMakeLists.txt | 8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/Utilities/cmzlib/CMakeLists.txt b/Utilities/cmzlib/CMakeLists.txt
index 66e8be204..0be48f107 100644
--- a/Utilities/cmzlib/CMakeLists.txt
+++ b/Utilities/cmzlib/CMakeLists.txt
@@ -1,5 +1,13 @@
 PROJECT(CMZLIB)
 
+# Disable warnings to avoid changing 3rd party code.
+if(CMAKE_C_COMPILER_ID MATCHES
+    "^(GNU|Clang|AppleClang|XL|VisualAge|SunPro|MIPSpro|HP|Intel)$")
+  set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -w")
+elseif(CMAKE_C_COMPILER_ID STREQUAL "PathScale")
+  set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -woffall")
+endif()
+
 INCLUDE_DIRECTORIES(
   "${CMZLIB_SOURCE_DIR}"
   "${CMZLIB_SOURCE_DIR}/.."