Index: src/ictranslate/ictranslate.vc90.vcproj
===================================================================
diff -u -N -r233492c9b28fe783af09d4c144b26a79863eacad -rccfa04c550276a37767a01e224499523c9ede41c
--- src/ictranslate/ictranslate.vc90.vcproj	(.../ictranslate.vc90.vcproj)	(revision 233492c9b28fe783af09d4c144b26a79863eacad)
+++ src/ictranslate/ictranslate.vc90.vcproj	(.../ictranslate.vc90.vcproj)	(revision ccfa04c550276a37767a01e224499523c9ede41c)
@@ -55,6 +55,7 @@
 				RuntimeLibrary="3"
 				UsePrecompiledHeader="2"
 				WarningLevel="4"
+				WarnAsError="true"
 				DebugInformationFormat="4"
 			/>
 			<Tool
@@ -134,6 +135,7 @@
 				RuntimeLibrary="3"
 				UsePrecompiledHeader="2"
 				WarningLevel="4"
+				WarnAsError="true"
 				DebugInformationFormat="3"
 			/>
 			<Tool
@@ -215,6 +217,7 @@
 				EnableFunctionLevelLinking="true"
 				UsePrecompiledHeader="2"
 				WarningLevel="4"
+				WarnAsError="true"
 				DebugInformationFormat="3"
 			/>
 			<Tool
@@ -297,6 +300,7 @@
 				EnableFunctionLevelLinking="true"
 				UsePrecompiledHeader="2"
 				WarningLevel="4"
+				WarnAsError="true"
 				DebugInformationFormat="3"
 			/>
 			<Tool