tests/cases/compiler/overloadOnConstNoStringImplementation.ts(1,28): error TS2382: Specialized overload signature is not assignable to any non-specialized signature.
tests/cases/compiler/overloadOnConstNoStringImplementation.ts(2,28): error TS2382: Specialized overload signature is not assignable to any non-specialized signature.
tests/cases/compiler/overloadOnConstNoStringImplementation.ts(14,7): error TS2381: A signature with an implementation cannot use a string literal type.