From 0ddf6710ff00d609ae59c32eae9f50b50eb9aeb7 Mon Sep 17 00:00:00 2001
From: Boris Kolpackov <boris@codesynthesis.com>
Date: Wed, 2 Aug 2017 15:22:20 +0200
Subject: Indicate that source is preprocessed to modules

---
 mhello/build/root.build | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/mhello/build/root.build b/mhello/build/root.build
index a6a0f1b..509466f 100644
--- a/mhello/build/root.build
+++ b/mhello/build/root.build
@@ -1,5 +1,11 @@
 cxx.std = experimental
 
+# Indicate that our sources do not use #include and module imports do not
+# depend on the preprocessor.
+#
+if ($cxx.id.type != 'msvc') # Temporary for 'export module M;' fixup.
+  cxx.preprocessed = modules
+
 using cxx
 
 cxx{*}: extension = cxx
-- 
cgit v1.1