Don't fail when language is not set
diff --git a/src/hb-directwrite.cc b/src/hb-directwrite.cc
index fd8ab5c..02bb48d 100644
--- a/src/hb-directwrite.cc
+++ b/src/hb-directwrite.cc
@@ -689,8 +689,11 @@
bool backward = HB_DIRECTION_IS_BACKWARD(buffer->props.direction);
- wchar_t lang[4];
- mbstowcs(lang, hb_language_to_string(buffer->props.language), 4);
+ wchar_t lang[4] = {0};
+ if (buffer->props.language != NULL) {
+ mbstowcs(lang, hb_language_to_string(buffer->props.language), 4);
+ }
+
hr = analyzer->GetGlyphs(pchars, length,
fontFace, FALSE,
buffer->props.direction,
@@ -741,7 +744,7 @@
int font_size = font->face->get_upem();
if (font_size < 0)
- font_size = -font_size;
+ font_size = -font_size;
int x_mult = (double)font->x_scale / font_size;
hr = analyzer->GetGlyphPlacements(pchars,
