tests/cases/compiler/separateCompilationNoExternalModule.ts(2,1): error TS1208: Cannot compile namespaces when the '--separateCompilation' flag is provided.
==== tests/cases/compiler/separateCompilationNoExternalModule.ts (1 errors) ====
var x;
~~~
!!! error TS1208: Cannot compile namespaces when the '--separateCompilation' flag is provided.