From fc0f62fc36e06a5332d9c9db1a316b9818022bc9 Mon Sep 17 00:00:00 2001
From: Pompolic <pompolic@special-circumstanc.es>
Date: Mon, 9 Mar 2020 17:02:09 +0100
Subject: [PATCH] Fix assert fail
---
pdf.c | 14 +++++++-------
1 file changed, 7 insertions(+), 7 deletions(-)
diff --git a/pdf.c b/pdf.c
index b77d8ce..f3485ad 100644
--- a/pdf.c
+++ b/pdf.c
@@ -1810,20 +1810,20 @@ LZWDecode(const Dict *parms, HBytes b, HParser *p)
}
done = depredict(&pred, cur_lzw_spec->lzw_buf, cur_lzw_spec->write_head-1);
- if(!done)
+ if(done && ret)
{
- // 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");
+ fprintf(stderr, "LZWDecode: Depredict returned zero!\n");
}
+#ifdef ITERATIVE
+ assert(done); // XXX always 0 if depredict() is depred_none
+#endif
+
res = h_parse(p, pred.out, pred.nout);
- free(pred.out);
bind_lzw_spec(NULL);
delete_lzw_spec(lzw_spec);
-
- assert(res->ast && res->ast->token_type == TT_BYTES);
- res = h_parse(p, res->ast->bytes.token, res->ast->bytes.len);
+ free(pred.out);
return res;
}
--
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