diff options
Diffstat (limited to '')
| -rw-r--r-- | src/InterpreterBorrows.ml | 15 | ||||
| -rw-r--r-- | src/InterpreterUtils.ml | 5 | ||||
| -rw-r--r-- | src/Values.ml | 4 |
3 files changed, 16 insertions, 8 deletions
diff --git a/src/InterpreterBorrows.ml b/src/InterpreterBorrows.ml index 442fe620..ccd41747 100644 --- a/src/InterpreterBorrows.ml +++ b/src/InterpreterBorrows.ml @@ -429,7 +429,7 @@ let give_back_symbolic_value (_config : C.config) (* Sanity checks *) assert (sv.sv_id <> nsv.sv_id); (match nsv.sv_kind with - | V.SynthRetGivenBack | V.FunCallGivenBack -> () + | V.SynthInputGivenBack | V.SynthRetGivenBack | V.FunCallGivenBack -> () | V.FunCallRet | V.SynthInput -> failwith "Unrechable"); (* Store the given-back value as a meta-value for synthesis purposes *) let mv = mk_typed_value_from_symbolic_value nsv in @@ -758,8 +758,15 @@ let give_back (config : C.config) (l : V.BorrowId.id) (bc : g_borrow_content) be expanded (because expanding this symbolic value would require expanding a reference whose region has already ended). *) -let convert_avalue_to_given_back_value (av : V.typed_avalue) : V.typed_value = - mk_fresh_symbolic_typed_value V.FunCallGivenBack av.V.ty +let convert_avalue_to_given_back_value (abs_kind : V.abs_kind) + (av : V.typed_avalue) : V.typed_value = + let sv_kind = + match abs_kind with + | V.FunCall -> V.FunCallGivenBack + | V.SynthRet -> V.SynthRetGivenBack + | V.SynthInput -> V.SynthInputGivenBack + in + mk_fresh_symbolic_typed_value sv_kind av.V.ty (** End a borrow identified by its borrow id in a context. @@ -1155,7 +1162,7 @@ and end_abstraction_borrows (config : C.config) (chain : borrow_or_abs_ids) match bc with | V.AMutBorrow (_, bid, av) -> (* First, convert the avalue to a (fresh symbolic) value *) - let v = convert_avalue_to_given_back_value av in + let v = convert_avalue_to_given_back_value abs.kind av in (* Replace the mut borrow to register the fact that we ended * it and store with it the freshly generated given back value *) let ended_borrow = V.ABorrow (V.AEndedMutBorrow (v, av)) in diff --git a/src/InterpreterUtils.ml b/src/InterpreterUtils.ml index 157ac68d..20657945 100644 --- a/src/InterpreterUtils.ml +++ b/src/InterpreterUtils.ml @@ -237,8 +237,9 @@ let value_has_ret_symbolic_value_with_borrow_under_mut (ctx : C.eval_ctx) if ty_has_borrow_under_mut ctx.type_context.type_infos s.sv_ty then raise Found else () - | V.SynthInput -> () - | V.FunCallGivenBack | V.SynthRetGivenBack -> failwith "Unreachable" + | V.SynthInput | V.SynthInputGivenBack | V.FunCallGivenBack + | V.SynthRetGivenBack -> + () end in (* We use exceptions *) diff --git a/src/Values.ml b/src/Values.ml index 6378269f..95b1bd13 100644 --- a/src/Values.ml +++ b/src/Values.ml @@ -66,9 +66,9 @@ type sv_kind = synthesizing returned, and which was given back because we ended one of the lifetimes of this function (we do this to synthesize the backward functions). - - TODO: add a SynthInputGivenBack *) + | SynthInputGivenBack + (** The value was given back upon ending one of the input abstractions *) [@@deriving show] type symbolic_value = { |