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-rw-r--r--cfrontend/Cexec.v6
1 files changed, 6 insertions, 0 deletions
diff --git a/cfrontend/Cexec.v b/cfrontend/Cexec.v
index 52037ac0..f02da0c8 100644
--- a/cfrontend/Cexec.v
+++ b/cfrontend/Cexec.v
@@ -25,6 +25,8 @@ Local Open Scope list_scope.
(** Error monad with options or lists *)
+Declare Scope option_monad_scope.
+
Notation "'do' X <- A ; B" := (match A with Some X => B | None => None end)
(at level 200, X ident, A at level 100, B at level 200)
: option_monad_scope.
@@ -45,6 +47,8 @@ Notation " 'check' A ; B" := (if A then B else None)
(at level 200, A at level 100, B at level 200)
: option_monad_scope.
+Declare Scope list_monad_scope.
+
Notation "'do' X <- A ; B" := (match A with Some X => B | None => nil end)
(at level 200, X ident, A at level 100, B at level 200)
: list_monad_scope.
@@ -745,6 +749,8 @@ Definition incontext2 {A1 A2 B: Type}
(ctx2: A2 -> B) (ll2: reducts A2) : reducts B :=
incontext ctx1 ll1 ++ incontext ctx2 ll2.
+Declare Scope reducts_monad_scope.
+
Notation "'do' X <- A ; B" := (match A with Some X => B | None => stuck end)
(at level 200, X ident, A at level 100, B at level 200)
: reducts_monad_scope.