From 3d224bcb822081c4aa54a82d514bea07f7c459fe Mon Sep 17 00:00:00 2001
From: Boris Kolpackov <boris@codesynthesis.com>
Date: Mon, 4 Oct 2021 10:52:15 +0200
Subject: Optimize internal scope implementation

---
 libbuild2/cc/module.hxx | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

(limited to 'libbuild2/cc/module.hxx')

diff --git a/libbuild2/cc/module.hxx b/libbuild2/cc/module.hxx
index 5c68482..df7fc70 100644
--- a/libbuild2/cc/module.hxx
+++ b/libbuild2/cc/module.hxx
@@ -63,8 +63,9 @@ namespace build2
 
       // Cached x.internal.scope value.
       //
-      const string* internal_scope = nullptr;
-      const scope*  internal_scope_current = nullptr;
+      using internal_scope = data::internal_scope;
+      optional<internal_scope> iscope;
+      const scope*             iscope_current;
 
       // Temporary storage for data::sys_*_dirs_*.
       //
-- 
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