! grep -n '^ jam-transitions: ' lex.backup | grep -v ': EOF \[\(\]\| \\2\)'
! grep -F ': warning, ' Scanner.output || true
-Scanner.lo: Parser.hpp
+Scanner.lo: Parser.hpp IdentifierStart.h IdentifierContinue.h
Parser.cpp Parser.hpp stack.hh Parser.output: Parser.ypp
$(BISON) -v --report=state -Werror -o Parser.cpp $<
! grep -n '^State [0-9]* conflicts:' Parser.output
+ ! grep -n '^ *.* *reduce using rule [0-9]* (Lex[A-Z][^)]*)$$' Parser.output | grep -v '$$default'
! grep -n '^ *$$default *reduce using rule [0-9]* (Lex[A-Z][^)]*)$$' Parser.output -B 2 | grep 'shift, and go to state [0-9]*$$'
! grep -n '^ *$$default *reduce using rule [0-9]* (Lex[A-Z][^)]*)$$' Parser.output -B 2 | grep -v '$$default' | grep 'reduce using rule [0-9]* ([^)]*)$$'