3 files changed, 20 insertions, 20 deletions

diff --git a/modules/gdscript/gdscript_editor.cpp b/modules/gdscript/gdscript_editor.cpp
index eac879f3d9..bc3f66719f 100644
--- a/modules/gdscript/gdscript_editor.cpp
+++ b/modules/gdscript/gdscript_editor.cpp
@@ -2565,7 +2565,7 @@ Error GDScriptLanguage::complete_code(const String &p_code, const String &p_path
 		} break;
 		case GDScriptParser::COMPLETION_FUNCTION: {
 			is_function = true;
-			FALLTHROUGH;
+			[[fallthrough]];
 		}
 		case GDScriptParser::COMPLETION_IDENTIFIER: {
 			_find_identifiers(context, is_function, options);
@@ -2608,7 +2608,7 @@ Error GDScriptLanguage::complete_code(const String &p_code, const String &p_path
 		} break;
 		case GDScriptParser::COMPLETION_METHOD: {
 			is_function = true;
-			FALLTHROUGH;
+			[[fallthrough]];
 		}
 		case GDScriptParser::COMPLETION_INDEX: {
 			const GDScriptParser::Node *node = parser.get_completion_node();
@@ -3330,7 +3330,7 @@ Error GDScriptLanguage::lookup_code(const String &p_code, const String &p_symbol
 		case GDScriptParser::COMPLETION_PARENT_FUNCTION:
 		case GDScriptParser::COMPLETION_FUNCTION: {
 			is_function = true;
-			FALLTHROUGH;
+			[[fallthrough]];
 		}
 		case GDScriptParser::COMPLETION_IDENTIFIER: {
 
@@ -3462,7 +3462,7 @@ Error GDScriptLanguage::lookup_code(const String &p_code, const String &p_symbol
 		} break;
 		case GDScriptParser::COMPLETION_METHOD: {
 			is_function = true;
-			FALLTHROUGH;
+			[[fallthrough]];
 		}
 		case GDScriptParser::COMPLETION_INDEX: {
 			const GDScriptParser::Node *node = parser.get_completion_node();
diff --git a/modules/gdscript/gdscript_parser.cpp b/modules/gdscript/gdscript_parser.cpp
index ce6226d757..842ce6c1c1 100644
--- a/modules/gdscript/gdscript_parser.cpp
+++ b/modules/gdscript/gdscript_parser.cpp
@@ -793,7 +793,7 @@ GDScriptParser::Node *GDScriptParser::_parse_expression(Node *p_parent, bool p_s
 								}
 								_add_warning(GDScriptWarning::UNASSIGNED_VARIABLE_OP_ASSIGN, -1, identifier.operator String());
 							}
-							FALLTHROUGH;
+							[[fallthrough]];
 						}
 						case GDScriptTokenizer::TK_OP_ASSIGN: {
 							lv->assignments += 1;
@@ -2766,13 +2766,12 @@ void GDScriptParser::_parse_block(BlockNode *p_block, bool p_static) {
 		}
 #endif // DEBUG_ENABLED
 		switch (token) {
-			case GDScriptTokenizer::TK_EOF:
+			case GDScriptTokenizer::TK_EOF: {
 				p_block->end_line = tokenizer->get_token_line();
+				return; // End of file!
+			} break;
 			case GDScriptTokenizer::TK_ERROR: {
-				return; //go back
-
-				//end of file!
-
+				return;
 			} break;
 			case GDScriptTokenizer::TK_NEWLINE: {
 
@@ -3525,11 +3524,12 @@ void GDScriptParser::_parse_class(ClassNode *p_class) {
 			case GDScriptTokenizer::TK_CURSOR: {
 				tokenizer->advance();
 			} break;
-			case GDScriptTokenizer::TK_EOF:
+			case GDScriptTokenizer::TK_EOF: {
 				p_class->end_line = tokenizer->get_token_line();
+				return; // End of file!
+			} break;
 			case GDScriptTokenizer::TK_ERROR: {
-				return; //go back
-				//end of file!
+				return; // Go back.
 			} break;
 			case GDScriptTokenizer::TK_NEWLINE: {
 				if (!_parse_newline()) {
@@ -3719,7 +3719,7 @@ void GDScriptParser::_parse_class(ClassNode *p_class) {
 					return;
 				}
 
-				FALLTHROUGH;
+				[[fallthrough]];
 			}
 			case GDScriptTokenizer::TK_PR_FUNCTION: {
 
@@ -4220,7 +4220,7 @@ void GDScriptParser::_parse_class(ClassNode *p_class) {
 										break;
 									}
 
-									FALLTHROUGH;
+									[[fallthrough]];
 								}
 								case Variant::REAL: {
 
@@ -5489,7 +5489,7 @@ String GDScriptParser::DataType::to_string() const {
 			if (!gds_class.empty()) {
 				return gds_class;
 			}
-			FALLTHROUGH;
+			[[fallthrough]];
 		}
 		case SCRIPT: {
 			if (is_meta_type) {
@@ -8345,7 +8345,7 @@ void GDScriptParser::_check_block_types(BlockNode *p_block) {
 				if (cn->value.get_type() == Variant::STRING) {
 					break;
 				}
-				FALLTHROUGH;
+				[[fallthrough]];
 			}
 			default: {
 				_mark_line_as_safe(statement->line);
diff --git a/modules/gdscript/gdscript_tokenizer.cpp b/modules/gdscript/gdscript_tokenizer.cpp
index a39a778c82..83f3789770 100644
--- a/modules/gdscript/gdscript_tokenizer.cpp
+++ b/modules/gdscript/gdscript_tokenizer.cpp
@@ -340,7 +340,7 @@ StringName GDScriptTokenizer::get_token_literal(int p_offset) const {
 				default: {
 				}
 			}
-		}
+		} break;
 		case TK_OP_AND:
 		case TK_OP_OR:
 			break; // Don't get into default, since they can be non-literal
@@ -536,7 +536,7 @@ void GDScriptTokenizerText::_advance() {
 					ignore_warnings = true;
 				}
 #endif // DEBUG_ENABLED
-				FALLTHROUGH;
+				[[fallthrough]];
 			}
 			case '\n': {
 				line++;
@@ -753,7 +753,7 @@ void GDScriptTokenizerText::_advance() {
 				}
 				INCPOS(1);
 				is_string_name = true;
-				FALLTHROUGH;
+				[[fallthrough]];
 			case '\'':
 			case '"': {