fix warning

stepmania/src/LuaHelpers.cpp

@@ -118,7 +118,10 @@ static int LuaPanic( lua_State *L )
 	 * an exception from there. */
 	jbuf_error = err;
 	longjmp( jbuf, 1 );
-    return 0; // control never reaches here but quiets warning
+	/* This causes an "unreachable code" warning in VC.  If you're getting a "control reaches
+	 * end of function" warning, then your headers aren't correctly marking longjmp as NORETURN.
+	 * My headers (glibc 2.3.2) do. -glenn */
+//    return 0; // control never reaches here but quiets warning
 }
 
 bool Lua::RunExpression( const CString &str )

stepmania/src/Player.cpp

@@ -252,7 +252,7 @@ void PlayerMinus::Update( float fDeltaTime )
 		{
 			float fPercentReverse = GAMESTATE->m_CurrentPlayerOptions[m_PlayerNumber].GetReversePercentForColumn(c);
 			float fHoldJudgeYPos = SCALE( fPercentReverse, 0.f, 1.f, HOLD_JUDGMENT_Y_STANDARD, HOLD_JUDGMENT_Y_REVERSE );
-			float fGrayYPos = SCALE( fPercentReverse, 0.f, 1.f, GRAY_ARROWS_Y_STANDARD, GRAY_ARROWS_Y_REVERSE );
+//			float fGrayYPos = SCALE( fPercentReverse, 0.f, 1.f, GRAY_ARROWS_Y_STANDARD, GRAY_ARROWS_Y_REVERSE );
 
 			const float fX = ArrowGetXPos( m_PlayerNumber, c, 0 );
 			const float fZ = ArrowGetZPos( m_PlayerNumber, c, 0 );