--- a/hotspot/src/share/vm/oops/methodOop.cpp	Wed Feb 16 17:26:20 2011 -0800
+++ b/hotspot/src/share/vm/oops/methodOop.cpp	Mon Feb 21 04:49:17 2011 -0800
@@ -1386,7 +1386,7 @@
 }
 
 // See comment in methodOop.hpp which explains why this exists.
-#if defined(_M_AMD64) && MSC_VER >= 1400
+#if defined(_M_AMD64) && _MSC_VER >= 1400
 #pragma optimize("", off)
 void CompressedLineNumberWriteStream::write_pair(int bci, int line) {
   write_pair_inline(bci, line);