Fix CMap parsing bug when handling unicode surrogate pair ranges.

Increment the value after adding the mapping, not before.

1 files changed, 1 insertions, 1 deletions

diff --git a/source/pdf/pdf-cmap-parse.c b/source/pdf/pdf-cmap-parse.c
index 38d98194..30c88e04 100644
--- a/source/pdf/pdf-cmap-parse.c
+++ b/source/pdf/pdf-cmap-parse.c
@@ -217,8 +217,8 @@ pdf_parse_bf_range(fz_context *ctx, pdf_cmap *cmap, fz_stream *file, pdf_lexbuf
 
 					while (lo <= hi)
 					{
-						dststr[i-1] ++;
 						pdf_map_one_to_many(ctx, cmap, lo, dststr, i);
+						dststr[i-1] ++;
 						lo ++;
 					}
 				}