stop including "windows.h" everywhere

make sure sm_crash shows up in stack traces

stepmania/src/global.cpp

@@ -1,3 +1,23 @@
-/* This is just a dummy file for Win32 pre-compiled headers. */
 #include "global.h"
 
+#ifdef _WINDOWS
+#include "windows.h"
+void NORETURN sm_crash()
+{
+	// throws an exception that gets caught by the exception handler
+	DebugBreak();
+
+	/* Do something after calling DebugBreak, so the call/return isn't optimized
+	 * to a jmp; that way, this function will appear in backtrace stack traces. */
+	_asm nop;
+}
+#else
+void NORETURN sm_crash()
+{
+	*(char*)0=0;
+
+	/* This isn't actually reached.  We just do this to convince the compiler that the
+	 * function really doesn't return. */
+	while(1);
+}
+#endif 

stepmania/src/global.h

@@ -86,13 +86,7 @@ namespace Checkpoints
 #define NORETURN
 #endif
 
-/* The infinite loop isn't actually reached; it's just there to shut up a warning. */
+void NORETURN sm_crash();
-#ifdef _WINDOWS
-	#include "windows.h"
-	static inline void NORETURN sm_crash() { DebugBreak(); }	// throws an exception that gets caught by the exception handler
-#else
-	static inline void NORETURN sm_crash() { *(char*)0=0; while(1); }
-#endif 
 
 /* Assertion that sets an optional message and brings up the crash handler, so
  * we get a backtrace.  This should probably be used instead of throwing an