diff --git a/build_debug.sh b/build_debug.sh
index e5b5bb1..4480cf6 100755
--- a/build_debug.sh
+++ b/build_debug.sh
@@ -10,7 +10,8 @@ language='
 
 warnings='
 	-Wall
-	-Wextra'
+	-Wextra
+	-Wno-implicit-fallthrough'
 
 cd src
 g++ -o ../tft_debug $language -g -O0 -march=native $warnings -pipe *.cpp -lncursesw
diff --git a/install.sh b/install.sh
index 70eeaf4..aecc5b3 100755
--- a/install.sh
+++ b/install.sh
@@ -19,7 +19,8 @@ optimizations='
 
 warnings='
 	-Wall
-	-Wextra'
+	-Wextra
+	-Wno-implicit-fallthrough'
 #	-Wpedantic' #-fanalyzer
 
 
diff --git a/src/parser.cpp b/src/parser.cpp
index a262abd..7432377 100644
--- a/src/parser.cpp
+++ b/src/parser.cpp
@@ -94,10 +94,12 @@ namespace /* internal */
 		exit(1);
 	}
 
-	[[noreturn]]void err_expected(const char* what)
+	[[noreturn]]void err_expected(const char* what, token instead)
 	{
 		endwin();
-		cerr << "Line " << line <<  ": Expected " << what << "\n";
+		cerr << "Line " << line <<  ": Expected " << what << "got";
+		cerr.write(instead.begin, instead.size());
+		cerr << "instead\n";
 		cerr.flush();
 		exit(1);
 	}
@@ -106,7 +108,9 @@ namespace /* internal */
 	[[noreturn]]void err_unexpected_token(token t)
 	{
 		endwin();
-		/* cerr << "Line " << line <<  ": Unexpected token '" << c << "'\n"; */
+		cerr << "Line " << line <<  ": Unexpected token '";
+		cerr.write(t.begin, t.size());
+		cerr << "'\n";
 		cerr.flush();
 		exit(1);
 	}
@@ -114,19 +118,21 @@ namespace /* internal */
 	[[noreturn]]void err_illegal_attribute(token attr)
 	{
 		endwin();
-		/* cerr << "Line " << line <<  ": Unexpected '" << c << "'\n"; */
+		cerr << "Line " << line <<  ": Illegal attribute '";
+		cerr.write(attr.begin, attr.size());
+		cerr << "'\n";
 		cerr.flush();
 		exit(1);
 	}
 
-	[[noreturn]]void err_thirdParent(const string& extra_name)
-	{
-		endwin();
-		cerr << "Line " << line << ": two parents are already defined, "
-			 << extra_name << " is third\n";
-		cerr.flush();
-		exit(1);
-	}
+	/* [[noreturn]]void err_thirdParent(const string& extra_name) */
+	/* { */
+	/* 	endwin(); */
+	/* 	cerr << "Line " << line << ": two parents are already defined, " */
+	/* 		 << extra_name << " is third\n"; */
+	/* 	cerr.flush(); */
+	/* 	exit(1); */
+	/* } */
 
 	[[noreturn]]void err_personUndefined(const string& name)
 	{
@@ -232,7 +238,7 @@ namespace /* internal */
 	string parseName(TokenIt& it, TokenIt end)
 	{
 		if(it->type != STRING)
-			err_expected("name");
+			err_expected("name", *it);
 
 		string name;
 		for(; it < end && it->type == STRING; ++it)
@@ -287,11 +293,11 @@ namespace /* internal */
 					else if(it->begin[0] == 'F')
 						res = F;
 					else
-						err_expected("sex");
+						err_expected("sex", *it);
 					++it;
 				}
 				else
-					err_expected("sex");
+					err_expected("sex", *it);
 
 			}
 			else
@@ -331,7 +337,7 @@ namespace /* internal */
 		return sign * val;
 	}
 
-	EventTime state_date(TokenIt& it, TokenIt end)		/* todo validate  */
+	EventTime state_date(TokenIt& it)		/* todo validate  */
 	{
 		++it;					/* skip attribute */
 		if(it->type == STRING || it->type == NUMBER)
@@ -357,7 +363,7 @@ namespace /* internal */
 			return date;
 		}
 		else
-			err_expected("date");
+			err_expected("date", *it);
 
 	}
 
@@ -470,10 +476,10 @@ namespace /* internal */
 				switch(it->begin[0])
 				{
 				case 'b':
-					birth = state_date(it, end); /* todo check for redefinition */
+					birth = state_date(it); /* todo check for redefinition */
 					break;
 				case 'd':
-					death = state_date(it, end);
+					death = state_date(it);
 					break;
 				case 'p':
 					parents = processParents(it, end);
diff --git a/src/utils.cpp b/src/utils.cpp
index d9b5aeb..74f1f9c 100644
--- a/src/utils.cpp
+++ b/src/utils.cpp
@@ -6,8 +6,8 @@
 #include <sys/mman.h>
 #include <iostream>
 
-static void end()
-{
+/* static void end() */
+/* { */
 	/* printf("before end\n"); */
 	/* fflush(stdout); */
 	/* for(int i=0;i < 100;i) */
@@ -15,14 +15,14 @@ static void end()
 	/* 	printf("before end\n"); */
 	/* 	fflush(stdout); */
 	/* } */
- 	endwin();
+ 	/* endwin(); */
 	/* printf("done\n"); */
 	/* fflush(stdout); */
 
 	/* std::cout <<"done\n"<<std::endl; */
 	/* std::cout.flush(); */
 	/* std::cerr.flush(); */
-}
+/* } */
 
 void init()
 {