Adds support for boolean literals in soltest.

test/libsolidity/util/TestFileParserTests.cpp

@@ -293,6 +293,23 @@ BOOST_AUTO_TEST_CASE(call_arguments)
 	);
 }
 
+BOOST_AUTO_TEST_CASE(call_arguments_bool)
+{
+	char const* source = R"(
+		// f(bool): true -> false
+	)";
+	auto const calls = parse(source);
+	BOOST_REQUIRE_EQUAL(calls.size(), 1);
+	testFunctionCall(
+		calls.at(0),
+		Mode::SingleLine,
+		"f(bool)",
+		false,
+		fmt::encodeArgs(true),
+		fmt::encodeArgs(false)
+	);
+}
+
 BOOST_AUTO_TEST_CASE(call_arguments_tuple)
 {
 	char const* source = R"(