tests/cases/conformance/parser/ecmascript5/StrictMode/parserStrictMode6-negative.ts(1,1): error TS2356: An arithmetic operand must be of type 'any', 'number' or an enum type.
==== tests/cases/conformance/parser/ecmascript5/StrictMode/parserStrictMode6-negative.ts (1 errors) ====
eval++;
~~~~
!!! error TS2356: An arithmetic operand must be of type 'any', 'number' or an enum type.