ast.ml - added break and cont statements
item.ml - added break and cont statements
lexer.mll - added break and cont statements
token.ml - added break and cont statements
trans.ml - implemented the break statement for the while-loop case
- replaced hash table accesses with get_stmt_depth where needed
type.ml = added break and cont statements
typestate.ml - implemented the break statement for the while-loop case
- added shorthand filter_live_block_slots
walk.ml - added break and cont statements
while-with-break.rs - code for testing while loops