checker: allow using ! and ~ on aliased bool and integral types (#19403)

Author: Delta456

vlib/v/checker/checker.v

@@ -4182,12 +4182,10 @@ fn (mut c Checker) prefix_expr(mut node ast.PrefixExpr) ast.Type {
 			}
 		}
 	}
-	if node.op == .bit_not && !c.unwrap_generic(right_type).is_int() && !c.pref.translated
-		&& !c.file.is_translated {
+	if node.op == .bit_not && !right_sym.is_int() && !c.pref.translated && !c.file.is_translated {
 		c.type_error_for_operator('~', 'integer', right_sym.name, node.pos)
 	}
-	if node.op == .not && right_type != ast.bool_type_idx && !c.pref.translated
-		&& !c.file.is_translated {
+	if node.op == .not && right_sym.kind != .bool && !c.pref.translated && !c.file.is_translated {
 		c.type_error_for_operator('!', 'bool', right_sym.name, node.pos)
 	}
 	// FIXME

vlib/v/tests/alias_bool_not_op_test.v

@@ -0,0 +1,7 @@
+type JBoolean = bool
+
+fn test_alias_not_op() {
+	a := JBoolean(false)
+	b := !a
+	assert b == true
+}