266     unsigned fragment_idx = 0;  in buffer_verify_unsafe_to_concat()  local
300       hb_buffer_append (fragments[fragment_idx], text_buffer, text_start, text_end);  in buffer_verify_unsafe_to_concat()
304       fragment_idx = 1 - fragment_idx;  in buffer_verify_unsafe_to_concat()
337     unsigned fragment_idx = 0;  in buffer_verify_unsafe_to_concat()  local
346       unsigned fragment_end = fragment_start[fragment_idx] + 1;  in buffer_verify_unsafe_to_concat()
347       while (fragment_end < fragment_num_glyphs[fragment_idx] &&  in buffer_verify_unsafe_to_concat()
348 …(fragment_info[fragment_idx][fragment_end].cluster == fragment_info[fragment_idx][fragment_end - 1…  in buffer_verify_unsafe_to_concat()
349 	      fragment_info[fragment_idx][fragment_end].mask & HB_GLYPH_FLAG_UNSAFE_TO_CONCAT))  in buffer_verify_unsafe_to_concat()
352 …hb_buffer_append (reconstruction, fragments[fragment_idx], fragment_start[fragment_idx], fragment_…  in buffer_verify_unsafe_to_concat()
354       fragment_start[fragment_idx] = fragment_end;  in buffer_verify_unsafe_to_concat()
355       fragment_idx = 1 - fragment_idx;  in buffer_verify_unsafe_to_concat()