From bbb7e3c5f584d6edb2f2c63e58d328401756519d Mon Sep 17 00:00:00 2001
From: Sandu Liviu Catalin <slc.universe@gmail.com>
Date: Wed, 8 Mar 2017 00:46:39 +0200
Subject: [PATCH] Adjust thread-local local static variable syntax for
 MinGW/GCC.

---
 src/LinearMath/btQuickprof.cpp | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/src/LinearMath/btQuickprof.cpp b/src/LinearMath/btQuickprof.cpp
index 16ca88cdc..db6d56f83 100644
--- a/src/LinearMath/btQuickprof.cpp
+++ b/src/LinearMath/btQuickprof.cpp
@@ -687,7 +687,11 @@ unsigned int btQuickprofGetCurrentThreadIndex2()
 {
 	const unsigned int kNullIndex = ~0U;
 #ifdef _WIN32
-	__declspec( thread ) static unsigned int sThreadIndex = kNullIndex;
+    #if defined(__MINGW32__) || defined(__MINGW64__)
+        static __thread unsigned int sThreadIndex = kNullIndex;
+    #else
+        __declspec( thread ) static unsigned int sThreadIndex = kNullIndex;
+    #endif
 #else
 #ifdef __APPLE__
 	#if TARGET_OS_IPHONE