message: Work around ICE
diff: @@ -228,7 +228,7 @@ impl GlyphCache {
  // Need to load at least one glyph for the face before calling metrics.
  // The glyph requested here ('m' at the time of writing) has no special
  // meaning.
  - rasterizer.get_glyph(&GlyphKey { font_key: regular, c: 'm' as char, size: font.size() })?;
  + rasterizer.get_glyph(&GlyphKey { font_key: regular, c: 'm', size: font.size() })?;
  let metrics = rasterizer.metrics(regular)?;
  let mut cache = GlyphCache {
  