From fbd86a218a4477fb505aff76713f3bd75d683a38 Mon Sep 17 00:00:00 2001
From: Karen Arutyunov <karen@codesynthesis.com>
Date: Mon, 25 Dec 2017 01:17:55 +0300
Subject: Adapt regex to digit(wchar_t) added to libbutl

---
 build2/test/script/regex.cxx | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

(limited to 'build2/test/script/regex.cxx')

diff --git a/build2/test/script/regex.cxx b/build2/test/script/regex.cxx
index fe8bcb0..5e14e6e 100644
--- a/build2/test/script/regex.cxx
+++ b/build2/test/script/regex.cxx
@@ -341,7 +341,8 @@ namespace std
     {
       const char_type& c (*b++);
 
-      *m++ = c.type () == line_type::special && build2::digit (c.special ())
+      *m++ = c.type () == line_type::special && c.special () >= 0 &&
+        build2::digit (static_cast<char> (c.special ()))
         ? digit
         : 0;
     }
-- 
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