#1034

git-svn-id: https://waf.googlecode.com/svn/trunk@11574 f0382ac9-c320-0410-b3f0-b508d59f5a85

diff --git a/waflib/Tools/ccroot.py b/waflib/Tools/ccroot.py
index 881585dc37c6bef9237f8402af394baf08b8f7b6..66a5cd454a2c28e22afc08fff8f2c6bcd2a8660d 100644 (file)
--- a/waflib/Tools/ccroot.py
+++ b/waflib/Tools/ccroot.py
@@ -80,7 +80,7 @@ def to_incnodes(self, inlst):
        lst = []
        seen = set([])
        for x in self.to_list(inlst):
-               if x in seen:
+               if x in seen or not x:
                        continue
                seen.add(x)