Fixed warnings to compile on gcc with -Wall -pedantic -Wextra

CMakeLists.txt

@@ -2,7 +2,7 @@ cmake_minimum_required(VERSION 2.6)
 
 project (YAML_CPP)
 
-SET(CMAKE_CXX_FLAGS "-O2")
+SET(CMAKE_CXX_FLAGS "-O2 -Wall -pedantic -Wextra")
 
 enable_testing()
 

include/emittermanip.h

@@ -43,7 +43,7 @@ namespace YAML
 		// Flow, // duplicate
 		// Block, // duplicate
 		// Auto, // duplicate
-		LongKey,
+		LongKey
 	};
 	
 	struct _Indent {

src/alias.cpp

@@ -9,11 +9,11 @@ namespace YAML
 	{
 	}
 
-	void Alias::Parse(Scanner *pScanner, const ParserState& state)
+	void Alias::Parse(Scanner */*pScanner*/, const ParserState& /*state*/)
 	{
 	}
 
-	void Alias::Write(std::ostream& out, int indent, bool startedLine, bool onlyOneCharOnLine)
+	void Alias::Write(std::ostream& out, int /*indent*/, bool /*startedLine*/, bool /*onlyOneCharOnLine*/)
 	{
 		out << "\n";
 	}

src/emitterstate.h

@@ -63,7 +63,7 @@ namespace YAML
 		ES_DONE_WITH_FLOW_MAP_KEY,
 		ES_WAITING_FOR_FLOW_MAP_VALUE,
 		ES_WRITING_FLOW_MAP_VALUE,
-		ES_DONE_WITH_FLOW_MAP_VALUE,
+		ES_DONE_WITH_FLOW_MAP_VALUE
 	};
 	
 	class EmitterState

src/node.cpp

@@ -128,7 +128,7 @@ namespace YAML
 		pScanner->pop();
 	}
 	
-	void Node::ParseAnchor(Scanner *pScanner, const ParserState& state)
+	void Node::ParseAnchor(Scanner *pScanner, const ParserState& /*state*/)
 	{
 		Token& token = pScanner->peek();
 		if(m_anchor != "")
@@ -139,7 +139,7 @@ namespace YAML
 		pScanner->pop();
 	}
 
-	void Node::ParseAlias(Scanner *pScanner, const ParserState& state)
+	void Node::ParseAlias(Scanner *pScanner, const ParserState& /*state*/)
 	{
 		Token& token = pScanner->peek();
 		if(m_anchor != "")

src/scalar.cpp

@@ -15,14 +15,14 @@ namespace YAML
 	{
 	}
 
-	void Scalar::Parse(Scanner *pScanner, const ParserState& state)
+	void Scalar::Parse(Scanner *pScanner, const ParserState& /*state*/)
 	{
 		Token& token = pScanner->peek();
 		m_data = token.value;
 		pScanner->pop();
 	}
 
-	void Scalar::Write(std::ostream& out, int indent, bool startedLine, bool onlyOneCharOnLine)
+	void Scalar::Write(std::ostream& out, int /*indent*/, bool /*startedLine*/, bool /*onlyOneCharOnLine*/)
 	{
 		out << "\"";
 		for(unsigned i=0;i<m_data.size();i++) {

src/token.h

@@ -25,7 +25,7 @@ namespace YAML
 		TT_ANCHOR,
 		TT_ALIAS,
 		TT_TAG,
-		TT_SCALAR,
+		TT_SCALAR
 	};
 
 	const std::string TokenNames[] = {
@@ -46,7 +46,7 @@ namespace YAML
 		"ANCHOR",
 		"ALIAS",
 		"TAG",
-		"SCALAR",
+		"SCALAR"
 	};
 
 	struct Token {

yaml-reader/main.cpp

 #include "tests.h"
 
-int main(int argc, char **argv)
+int main()
 {
 #ifdef WINDOWS
 	_CrtSetDbgFlag(_CRTDBG_LEAK_CHECK_DF|_CRTDBG_ALLOC_MEM_DF);