Infinite loop when displaying emojis in excessively small terminal about weechat HOT 2 CLOSED

0x0000557a7b45c8c0 in utf8_char_size_screen (string=0x557a7cdf3f70 "👉👉👉") at /home/dev-weechat/weechat/src/core/wee-utf8.c:514
514	   if (!string || !string[0])
(gdb) bt
#0  0x0000557a7b45c8c0 in utf8_char_size_screen (string=0x557a7cdf3f70 "👉👉👉") at /home/dev-weechat/weechat/src/core/wee-utf8.c:514
#1  0x0000557a7b4887c7 in gui_chat_string_real_pos (string=0x557a7cdf3f70 "👉👉👉", pos=1, use_screen_size=1) at /home/dev-weechat/weechat/src/gui/gui-chat.c:261
#2  0x0000557a7b4b1d89 in gui_chat_display_word (window=0x557a7cddc880, line=0x557a7ce32540, word=0x557a7cf22990 "👉👉👉", word_end=0x0, prefix=0, num_lines=0, count=0, pre_lines_displayed=0, lines_displayed=0x7ffea82a861c, simulate=1, apply_style_inactive=1, 
    nick_offline=0) at /home/dev-weechat/weechat/src/gui/curses/gui-curses-chat.c:625
#3  0x0000557a7b4b4296 in gui_chat_display_line (window=0x557a7cddc880, line=0x557a7ce32540, count=0, simulate=1) at /home/dev-weechat/weechat/src/gui/curses/gui-curses-chat.c:1587
#4  0x0000557a7b4b4a50 in gui_chat_calculate_line_diff (window=0x557a7cddc880, line=0x7ffea82a8718, line_pos=0x7ffea82a870c, difference=-26) at /home/dev-weechat/weechat/src/gui/curses/gui-curses-chat.c:1826
#5  0x0000557a7b4b4dcc in gui_chat_draw_formatted_buffer (window=0x557a7cddc880) at /home/dev-weechat/weechat/src/gui/curses/gui-curses-chat.c:1959
#6  0x0000557a7b4b5b78 in gui_chat_draw (buffer=0x557a7cf212f0, clear_chat=1) at /home/dev-weechat/weechat/src/gui/curses/gui-curses-chat.c:2359
#7  0x0000557a7b4bb56f in gui_main_refreshes () at /home/dev-weechat/weechat/src/gui/curses/gui-curses-main.c:350
#8  0x0000557a7b4bb741 in gui_main_loop () at /home/dev-weechat/weechat/src/gui/curses/gui-curses-main.c:436
#9  0x0000557a7b3fe134 in main (argc=4, argv=0x7ffea82a8928) at /home/dev-weechat/weechat/src/gui/curses/normal/main.c:44