From 7c3eada02a3a22ff109ef0631e75586308ab2587 Mon Sep 17 00:00:00 2001
From: Boris Kolpackov <boris@codesynthesis.com>
Date: Mon, 4 Dec 2017 13:24:37 +0200
Subject: Recognize empty cc.pattern

---
 build2/utility.hxx | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

(limited to 'build2/utility.hxx')

diff --git a/build2/utility.hxx b/build2/utility.hxx
index af26acd..7d1ffc6 100644
--- a/build2/utility.hxx
+++ b/build2/utility.hxx
@@ -469,8 +469,8 @@ namespace build2
                         const cstrings&,
                         bool = false);
 
-  // Apply the specified substitution (stem) to a '*'-pattern. If pattern
-  // is NULL, then return the stem itself. Assume the pattern is valid,
+  // Apply the specified substitution (stem) to a '*'-pattern. If pattern is
+  // NULL or empty, then return the stem itself. Assume the pattern is valid,
   // i.e., contains a single '*' character.
   //
   string
-- 
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