From 0fabb6e03ee160f9b4db1c2629142f0c3d9c7dac Mon Sep 17 00:00:00 2001
From: "Sven M. Hallberg" <pesco@khjk.org>
Date: Mon, 9 Mar 2020 17:00:52 +0100
Subject: [PATCH] remove incorrect handling of "done" flag in LZW
---
pdf.c | 7 +------
1 file changed, 1 insertion(+), 6 deletions(-)
diff --git a/pdf.c b/pdf.c
index f5a0fa6..0de01a3 100644
--- a/pdf.c
+++ b/pdf.c
@@ -1774,12 +1774,7 @@ LZWDecode(const Dict *parms, HBytes b, HParser *p)
assert(!"LZWDecode: failed to decompress\n");
}
done = depredict(&pred, cur_lzw_spec->lzw_buf, cur_lzw_spec->write_head-1);
-
- if(!done)
- {
- // happens if depred() thinks it needs more bytes or when depred is depred_none
- fprintf(stderr, "LZWDecode: warning, depredict() returns 0, but lzw_decompress finished without error\n");
- }
+ assert(!done); // XXX ITERATIVE
res = h_parse(p, pred.out, pred.nout);
free(pred.out);
--
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