tests/cases/conformance/parser/ecmascript5/StrictMode/parserStrictMode16.ts(2,8): error TS2703: The operand of a 'delete' operator must be a property reference. tests/cases/conformance/parser/ecmascript5/StrictMode/parserStrictMode16.ts(3,8): error TS2703: The operand of a 'delete' operator must be a property reference. tests/cases/conformance/parser/ecmascript5/StrictMode/parserStrictMode16.ts(4,8): error TS2703: The operand of a 'delete' operator must be a property reference. tests/cases/conformance/parser/ecmascript5/StrictMode/parserStrictMode16.ts(5,8): error TS2703: The operand of a 'delete' operator must be a property reference. ==== tests/cases/conformance/parser/ecmascript5/StrictMode/parserStrictMode16.ts (4 errors) ==== "use strict"; delete this; ~~~~ !!! error TS2703: The operand of a 'delete' operator must be a property reference. delete 1; ~ !!! error TS2703: The operand of a 'delete' operator must be a property reference. delete null; ~~~~ !!! error TS2703: The operand of a 'delete' operator must be a property reference. delete "a"; ~~~ !!! error TS2703: The operand of a 'delete' operator must be a property reference.