Don't forget about release configuration...

llvm-svn: 19032
diff --git a/llvm/win32/Support/Support.vcproj b/llvm/win32/Support/Support.vcproj
index 1071aa0..5a17739 100644
--- a/llvm/win32/Support/Support.vcproj
+++ b/llvm/win32/Support/Support.vcproj
@@ -71,7 +71,7 @@
 				RuntimeTypeInfo="TRUE"
 				UsePrecompiledHeader="0"
 				WarningLevel="3"
-				Detect64BitPortabilityProblems="TRUE"
+				Detect64BitPortabilityProblems="FALSE"
 				DebugInformationFormat="3"
 				DisableSpecificWarnings="4146,4800"/>
 			<Tool