Add an helper to check if a scope is included into
another one.
Signed-off-by: Luc Van Oostenryck <luc.vanoostenryck@xxxxxxxxx>
---
scope.c | 9 +++++++++
scope.h | 2 ++
2 files changed, 11 insertions(+)
diff --git a/scope.c b/scope.c
index 24c8a7a484f7..b5c9e454b55d 100644
--- a/scope.c
+++ b/scope.c
@@ -163,3 +163,12 @@ int is_outer_scope(struct scope *scope)
return 1;
}
+int is_in_scope(struct scope *outer, struct scope *inner)
+{
+ while (inner != outer) {
+ if (inner == &builtin_scope)
+ return 0;
+ inner = inner->next;
+ }
+ return 1;
+}
diff --git a/scope.h b/scope.h
index ddcb90bd146b..36a56d6adf1d 100644
--- a/scope.h
+++ b/scope.h
@@ -62,4 +62,6 @@ extern void bind_scope(struct symbol *, struct scope *);
extern void rebind_scope(struct symbol *, struct scope *);
extern int is_outer_scope(struct scope *);
+extern int is_in_scope(struct scope *outer, struct scope *inner);
+
#endif
--
2.26.0
