tests/cases/compiler/overloadsInDifferentContainersDisagreeOnAmbient.ts(7,21): error TS2384: Overload signatures must all be ambient or non-ambient. ==== tests/cases/compiler/overloadsInDifferentContainersDisagreeOnAmbient.ts (1 errors) ==== declare module M { // Error because body is not ambient and this overload is export function f(); } module M { export function f() { } ~ !!! error TS2384: Overload signatures must all be ambient or non-ambient. }