Fix incorrect width clamp
@@ -304,7 +304,7 @@ BEGIN_SOLO_PHASE_0(comment)
if (!IS_AWAKE)
return;
Glyph* line = gbuffer + y * width;
- Usz max_x = width < 255 ? width : 255;
+ Usz max_x = width < x + 255 ? width : x + 255;
for (Usz x0 = x + 1; x0 < max_x; ++x0) {
Glyph g = line[x0];
mbuffer_poke_flags_or(mbuffer, height, width, y, x0, Mark_flag_lock);
