From f206f39c3a2d7941c96f7c7ff0bc4d2253ebd935 Mon Sep 17 00:00:00 2001
From: Dave Reid <davidreid@galicktech.com.au>
Date: Fri, 21 Dec 2012 10:38:46 +1000
Subject: [PATCH] Fix MinGW compilation error.

---
 glm/core/setup.hpp | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/glm/core/setup.hpp b/glm/core/setup.hpp
index 7c051199..a52e9de9 100644
--- a/glm/core/setup.hpp
+++ b/glm/core/setup.hpp
@@ -536,6 +536,13 @@
 #	define GLM_ARCH GLM_ARCH_PURE
 #endif
 
+// With MinGW-W64, including intrinsic headers before intrin.h will produce some errors. The problem is
+// that windows.h (and maybe other headers) will silently include intrin.h, which of course causes problems.
+// To fix, we just explicitly include intrin.h here.
+#if defined(__MINGW32__) && (GLM_ARCH != GLM_ARCH_PURE)
+#   include <intrin.h>
+#endif
+
 //#if(GLM_ARCH != GLM_ARCH_PURE)
 #if(GLM_ARCH & GLM_ARCH_AVX2)
 #	include <immintrin.h>