git-branch: add options and tests for branch renaming

diff --git a/diffcore-break.c b/diffcore-break.c
index ed0e14c6d8b1b8347f20c890854972be6c6a234c..acb18db1db27dc29fdb76bd519174aa56f56121d 100644 (file)
--- a/diffcore-break.c
+++ b/diffcore-break.c
@@ -56,7 +56,7 @@ static int should_break(struct diff_filespec *src,
                return 0; /* leave symlink rename alone */
 
        if (src->sha1_valid && dst->sha1_valid &&
-           !memcmp(src->sha1, dst->sha1, 20))
+           !hashcmp(src->sha1, dst->sha1))
                return 0; /* they are the same */
 
        if (diff_populate_filespec(src, 0) || diff_populate_filespec(dst, 0))