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-rw-r--r--compiler/InterpreterLoops.ml3
1 files changed, 3 insertions, 0 deletions
diff --git a/compiler/InterpreterLoops.ml b/compiler/InterpreterLoops.ml
index 55836e48..1d774e0e 100644
--- a/compiler/InterpreterLoops.ml
+++ b/compiler/InterpreterLoops.ml
@@ -190,6 +190,9 @@ let eval_loop_symbolic (config : config) (meta : meta)
Moreover, we list the borrows in the same order as the loans (this
is important in {!SymbolicToPure}, where we expect the given back
values to have a specific order.
+
+ Also, we filter the backward functions which and
+ return nothing.
*)
let compute_abs_given_back_tys (abs : abs) : rty list =
let is_borrow (av : typed_avalue) : bool =