am: don't die in read_author_script()

diff --git a/builtin/merge-base.c b/builtin/merge-base.c
index 08d91b1f0c0172fef93f1a87bf0843a85f57ca37..1c920990701381452da910e4cee66be5e6fde5a0 100644 (file)
--- a/builtin/merge-base.c
+++ b/builtin/merge-base.c
@@ -7,6 +7,7 @@
 #include "revision.h"
 #include "parse-options.h"
 #include "repository.h"
+#include "commit-reach.h"
 
 static int show_merge_base(struct commit **rev, int rev_nr, int show_all)
 {