diff options
Diffstat (limited to 'language/l2.lem')
| -rw-r--r-- | language/l2.lem | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/language/l2.lem b/language/l2.lem index dd300c89..94c93fe5 100644 --- a/language/l2.lem +++ b/language/l2.lem @@ -257,6 +257,7 @@ type exp_aux 'a = (* Expression *) | E_assign of (lexp 'a) * (exp 'a) (* imperative assignment *) | E_sizeof of nexp (* Expression to return the value of the nexp variable or expression at run time *) | E_exit of (exp 'a) (* expression to halt all current execution, potentially calling a system, trap, or interrupt handler with exp *) + | E_return of (exp 'a) (* expression to end current function execution and return the value of exp from the function; this can be used to break out of for loops *) | E_assert of (exp 'a) * (exp 'a) (* expression to halt with error, when the first expression is false, reporting the optional string as an error *) | E_internal_cast of annot 'a * (exp 'a) (* This is an internal cast, generated during type checking that will resolve into a syntactic cast after *) | E_internal_exp of annot 'a (* This is an internal use for passing nexp information to library functions, postponed for constraint solving *) |