Unify magic method return type checks

Author: nikic

Zend/tests/return_types/014.phpt

@@ -7,4 +7,4 @@ class Foo {
     function __construct() : Foo {}
 }
 --EXPECTF--
-Fatal error: Constructor %s::%s() cannot declare a return type in %s on line %d
+Fatal error: Method Foo::__construct() cannot declare a return type in %s on line %d

Zend/tests/return_types/018.phpt

@@ -7,4 +7,4 @@ class Foo {
     function __destruct() : Foo {}
 }
 --EXPECTF--
-Fatal error: Destructor %s::%s() cannot declare a return type in %s on line %d
+Fatal error: Method Foo::__destruct() cannot declare a return type in %s on line %d

Zend/zend_API.c

@@ -2049,6 +2049,15 @@ static void zend_check_magic_method_static(
 	}
 }
 
+static void zend_check_magic_method_no_return_type(
+		const char *name, const zend_class_entry *ce, const zend_function *fptr, int error_type)
+{
+	if (fptr->common.fn_flags & ZEND_ACC_HAS_RETURN_TYPE) {
+		zend_error_noreturn(error_type, "Method %s::%s() cannot declare a return type",
+			ZSTR_VAL(ce->name), name);
+	}
+}
+
 ZEND_API void zend_check_magic_method_implementation(const zend_class_entry *ce, const zend_function *fptr, zend_string *lcname, int error_type) /* {{{ */
 {
 	if (ZSTR_VAL(fptr->common.function_name)[0] != '_'
@@ -2058,12 +2067,15 @@ ZEND_API void zend_check_magic_method_implementation(const zend_class_entry *ce,
 
 	if (zend_string_equals_literal(lcname, ZEND_CONSTRUCTOR_FUNC_NAME)) {
 		zend_check_magic_method_non_static("__construct", ce, fptr, error_type);
+		zend_check_magic_method_no_return_type("__construct", ce, fptr, error_type);
 	} else if (zend_string_equals_literal(lcname, ZEND_DESTRUCTOR_FUNC_NAME)) {
 		zend_check_magic_method_args(0, "__destruct", ce, fptr, error_type);
 		zend_check_magic_method_non_static("__destruct", ce, fptr, error_type);
+		zend_check_magic_method_no_return_type("__destruct", ce, fptr, error_type);
 	} else if (zend_string_equals_literal(lcname, ZEND_CLONE_FUNC_NAME)) {
 		zend_check_magic_method_args(0, "__clone", ce, fptr, error_type);
 		zend_check_magic_method_non_static("__clone", ce, fptr, error_type);
+		zend_check_magic_method_no_return_type("__clone", ce, fptr, error_type);
 	} else if (zend_string_equals_literal(lcname, ZEND_GET_FUNC_NAME)) {
 		zend_check_magic_method_args(1, "__get", ce, fptr, error_type);
 		zend_check_magic_method_non_static("__get", ce, fptr, error_type);
@@ -2359,17 +2371,6 @@ ZEND_API int zend_register_functions(zend_class_entry *scope, const zend_functio
 		if (ctor) {
 			ctor->common.fn_flags |= ZEND_ACC_CTOR;
 		}
-		if (ctor && (ctor->common.fn_flags & ZEND_ACC_HAS_RETURN_TYPE)) {
-			zend_error_noreturn(E_CORE_ERROR, "Constructor %s::%s() cannot declare a return type", ZSTR_VAL(scope->name), ZSTR_VAL(ctor->common.function_name));
-		}
-
-		if (dtor && (dtor->common.fn_flags & ZEND_ACC_HAS_RETURN_TYPE)) {
-			zend_error_noreturn(E_CORE_ERROR, "Destructor %s::%s() cannot declare a return type", ZSTR_VAL(scope->name), ZSTR_VAL(dtor->common.function_name));
-		}
-
-		if (clone && (clone->common.fn_flags & ZEND_ACC_HAS_RETURN_TYPE)) {
-			zend_error_noreturn(E_CORE_ERROR, "%s::%s() cannot declare a return type", ZSTR_VAL(scope->name), ZSTR_VAL(clone->common.function_name));
-		}
 		efree((char*)lc_class_name);
 	}
 	return SUCCESS;

Zend/zend_compile.c

@@ -7161,25 +7161,6 @@ void zend_compile_class_decl(znode *result, zend_ast *ast, zend_bool toplevel) /
 
 	if (ce->constructor) {
 		ce->constructor->common.fn_flags |= ZEND_ACC_CTOR;
-		if (ce->constructor->common.fn_flags & ZEND_ACC_HAS_RETURN_TYPE) {
-			zend_error_noreturn(E_COMPILE_ERROR,
-				"Constructor %s::%s() cannot declare a return type",
-				ZSTR_VAL(ce->name), ZSTR_VAL(ce->constructor->common.function_name));
-		}
-	}
-	if (ce->destructor) {
-		if (ce->destructor->common.fn_flags & ZEND_ACC_HAS_RETURN_TYPE) {
-			zend_error_noreturn(E_COMPILE_ERROR,
-				"Destructor %s::%s() cannot declare a return type",
-				ZSTR_VAL(ce->name), ZSTR_VAL(ce->destructor->common.function_name));
-		}
-	}
-	if (ce->clone) {
-		if (ce->clone->common.fn_flags & ZEND_ACC_HAS_RETURN_TYPE) {
-			zend_error_noreturn(E_COMPILE_ERROR,
-				"Clone method %s::%s() cannot declare a return type",
-				ZSTR_VAL(ce->name), ZSTR_VAL(ce->clone->common.function_name));
-		}
 	}
 
 	if ((ce->ce_flags & (ZEND_ACC_IMPLICIT_ABSTRACT_CLASS|ZEND_ACC_INTERFACE|ZEND_ACC_TRAIT|ZEND_ACC_EXPLICIT_ABSTRACT_CLASS)) == ZEND_ACC_IMPLICIT_ABSTRACT_CLASS) {