GitLab

 src/ xdisp.c (display_line): Add commentary about displaying 
 truncation glyphs on GUI frames.
 (produce_special_glyphs): Move here from term.c.
 src/term.c (produce_special_glyphs): Move to xdisp.c.
 src/dispextern.h (produce_special_glyphs): Move prototype to xdisp.c
 section.