[unsafe-to-concat] More annotations for MarkLigaturePos
diff --git a/src/hb-ot-layout-gpos-table.hh b/src/hb-ot-layout-gpos-table.hh
index 2b2125f..87c2fef 100644
--- a/src/hb-ot-layout-gpos-table.hh
+++ b/src/hb-ot-layout-gpos-table.hh
@@ -2430,14 +2430,22 @@
unsigned int j = skippy_iter.idx;
unsigned int lig_index = (this+ligatureCoverage).get_coverage (buffer->info[j].codepoint);
- if (lig_index == NOT_COVERED) return_trace (false);
+ if (lig_index == NOT_COVERED)
+ {
+ buffer->unsafe_to_concat_from_outbuffer (skippy_iter.idx, buffer->idx + 1);
+ return_trace (false);
+ }
const LigatureArray& lig_array = this+ligatureArray;
const LigatureAttach& lig_attach = lig_array[lig_index];
/* Find component to attach to */
unsigned int comp_count = lig_attach.rows;
- if (unlikely (!comp_count)) return_trace (false);
+ if (unlikely (!comp_count))
+ {
+ buffer->unsafe_to_concat_from_outbuffer (skippy_iter.idx, buffer->idx + 1);
+ return_trace (false);
+ }
/* We must now check whether the ligature ID of the current mark glyph
* is identical to the ligature ID of the found ligature. If yes, we