travis-ci: record and skip successfully built trees

diff --git a/builtin/merge-file.c b/builtin/merge-file.c
index 47dde7c39c922c77bf388e87db27618d09f5bb74..b08803e61119a569e2ca5a33402666d8978d9ff0 100644 (file)
--- a/builtin/merge-file.c
+++ b/builtin/merge-file.c
@@ -1,5 +1,6 @@
 #include "builtin.h"
 #include "cache.h"
+#include "config.h"
 #include "xdiff/xdiff.h"
 #include "xdiff-interface.h"
 #include "parse-options.h"