peel_ref: do not return a null sha1

diff --git a/parse-options.c b/parse-options.c
index ab70c29c49b28eac1de3d7dd32814fa1e8544059..c1c66bd408c50685c06fe7ff1e1c6a78c26be1b1 100644 (file)
--- a/parse-options.c
+++ b/parse-options.c
@@ -476,6 +476,7 @@ int parse_options(int argc, const char **argv, const char *prefix,
                usage_with_options(usagestr, options);
        }
 
+       precompose_argv(argc, argv);
        return parse_options_end(&ctx);
 }