--- a/include/vector.h	Mon May 05 15:31:14 2008 +0200
+++ b/include/vector.h	Tue May 06 09:39:58 2008 +0200
@@ -132,9 +132,10 @@
 	// difference
 	friend Vector operator-(const Vector &a, const Vector &b)
 	{
-#ifdef NO_SIMD
+#if defined(NO_SIMD) || defined(MSVC)
 		return Vector(a.x - b.x, a.y - b.y, a.z - b.z);
 #else
+		// this faults in MSVC, for unknown reason
 		return Vector(msub(a.mf4, b.mf4));
 #endif
 	};