Removed throw() specifier in Exception (I don't remember putting it in). This may solve a gcc error (I haven't tested it yet) or it may break it further.

include/exceptions.h

@@ -48,7 +48,7 @@ namespace YAML
 	public:
 		Exception(int line_, int column_, const std::string& msg_)
 			: line(line_), column(column_), msg(msg_) {}
-		virtual ~Exception() throw () {}
+		virtual ~Exception() {}
 
 		int line, column;
 		std::string msg;

include/parser.h

@@ -32,8 +32,8 @@ namespace YAML
 
 	private:
 		// can't copy this
-		Parser(const Parser& rhs) {}
-		Parser& operator = (const Parser& rhs) { return *this; }
+		Parser(const Parser&) {}
+		Parser& operator = (const Parser&) { return *this; }
 
 	private:
 		Scanner *m_pScanner;

yaml-reader.vcproj

@@ -115,7 +115,7 @@
 				AdditionalIncludeDirectories="include"
 				RuntimeLibrary="2"
 				EnableFunctionLevelLinking="true"
-				WarningLevel="3"
+				WarningLevel="4"
 				DebugInformationFormat="3"
 			/>
 			<Tool