+//~^ ERROR invalid self-closing HTML tag `p`
+pub struct I;
+
+///
+pub struct J;
+
+///
+pub struct K;
+
+///
+pub struct L;
+
+///
+//~^ ERROR invalid self-closing HTML tag `a`
+pub struct M;
+
+///
+//~^ ERROR invalid self-closing HTML tag `a`
+pub struct N;
+
+///
+//~^ ERROR invalid self-closing HTML tag `a`
+pub struct O;
+
+///
+pub struct P;
+
+///
+pub struct Q;
+
+///
+//~^ ERROR unclosed HTML tag `rect`
+pub struct R;
+
+///