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-rw-r--r--src/blocks.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/src/blocks.c b/src/blocks.c
index 4acd899..777356a 100644
--- a/src/blocks.c
+++ b/src/blocks.c
@@ -561,10 +561,10 @@ S_process_line(cmark_parser *parser, const unsigned char *buffer, size_t bytes)
// Add a newline to the end if not present:
// TODO this breaks abstraction:
- if (parser->curline->ptr[parser->curline->size - 1] == '\n') {
+ if (parser->curline->size && parser->curline->ptr[parser->curline->size - 1] == '\n') {
cmark_strbuf_truncate(parser->curline, parser->curline->size - 1);
}
- if (parser->curline->ptr[parser->curline->size - 1] == '\r') {
+ if (parser->curline->size && parser->curline->ptr[parser->curline->size - 1] == '\r') {
cmark_strbuf_truncate(parser->curline, parser->curline->size - 1);
}
cmark_strbuf_putc(parser->curline, '\n');