fix MinGW compilation, use size_t instead of unsigned long

add missing virtual methods in SequentialThreadSupport

src/BulletMultiThreaded/SequentialThreadSupport.cpp

@@ -165,5 +165,17 @@ btCriticalSection* SequentialThreadSupport::createCriticalSection()
 	
 }
 
+void SequentialThreadSupport::deleteBarrier(btBarrier* barrier)
+{
+    delete barrier;
+}
+
+void SequentialThreadSupport::deleteCriticalSection(btCriticalSection* criticalSection)
+{
+    delete criticalSection;
+}
+
+
+
 
 

src/BulletMultiThreaded/SequentialThreadSupport.h

@@ -89,6 +89,10 @@ public:
 
 	virtual btCriticalSection* createCriticalSection();
 	
+    virtual void deleteBarrier(btBarrier* barrier);
+    
+    virtual void deleteCriticalSection(btCriticalSection* criticalSection);
+
 
 };
 

src/BulletMultiThreaded/btThreadSupportInterface.h

@@ -79,7 +79,7 @@ public:
 
 	virtual void deleteBarrier(btBarrier* barrier)=0;
 
-        virtual void deleteCriticalSection(btCriticalSection* criticalSection)=0;
+    virtual void deleteCriticalSection(btCriticalSection* criticalSection)=0;
 	
 	virtual void*	getThreadLocalMemory(int taskId) { return 0; }
 

src/MiniCL/MiniCL.cpp

@@ -32,6 +32,7 @@ subject to the following restrictions:
 #include "MiniCLTask/MiniCLTask.h"
 #include "LinearMath/btMinMax.h"
 #include <stdio.h>
+#include <stddef.h>
 
 //#define DEBUG_MINICL_KERNELS 1
 
@@ -478,7 +479,7 @@ static void* localBufMalloc(int size)
 	if((sLocalBufUsed + size16) > LOCAL_BUF_SIZE)
 	{ // reset
 		spLocalBufCurr = sLocalMemBuf;
-		while((unsigned long)spLocalBufCurr & 0x0F) spLocalBufCurr++; // align to 16 bytes
+		while((size_t)spLocalBufCurr & 0x0F) spLocalBufCurr++; // align to 16 bytes
 		sLocalBufUsed = 0;
 	}
 	void* ret = spLocalBufCurr;