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Diffstat (limited to 'Build/source/texk/web2c/luatexdir/font/writefont.c')
-rw-r--r--Build/source/texk/web2c/luatexdir/font/writefont.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/Build/source/texk/web2c/luatexdir/font/writefont.c b/Build/source/texk/web2c/luatexdir/font/writefont.c
index 13fa8b7543d..d858086b285 100644
--- a/Build/source/texk/web2c/luatexdir/font/writefont.c
+++ b/Build/source/texk/web2c/luatexdir/font/writefont.c
@@ -634,6 +634,9 @@ static void write_fontdictionary(PDF pdf, fo_entry * fo)
if (fo->fe != NULL) {
fo->tounicode_objnum = write_tounicode(pdf, fo->fe->glyph_names, fo->fe->name);
} else if (is_type1(fo->fm)) {
+ if (fo->fd->builtin_glyph_names==NULL) {
+ normal_error("font", "builtin glyph names is empty");
+ }
fo->tounicode_objnum = write_tounicode(pdf, fo->fd->builtin_glyph_names, fo->fm->tfm_name);
}
}