commit 39cb95f3d7cc41e247747e37afd05a9a6ce55115
from: Sven M. Hallberg <pesco@khjk.org>
date: Mon Feb 10 16:18:02 2020 UTC

note a common real-world malformation we should accept-and-warn

commit - 25596aec229893f412feba7a7122615f1cafd30b
commit + 39cb95f3d7cc41e247747e37afd05a9a6ce55115
blob - 9b58c23b05ebddfd48f377591bd411aa871f6902
blob + 2729f9a4718c973e826e9db1b385e75c41b7f1e9
--- pdf.c
+++ pdf.c
@@ -662,6 +662,8 @@ init_parser(struct Env *aux)
 	H_RULE(xr_td,	SEQ(xrefs, KW("trailer"), ws, dict));
 
 	H_RULE(tail,	SEQ(body, h_optional(xr_td), startxr));
+		// XXX the real world likes to omit 'startxr' from all but the
+		// last trailer. we should accept-and-warn in that case.
 	H_RULE(pdf,	SEQ(header, h_many1(tail), end));
 
 	/* debug parser to consume as much as possible */