1 // RUN: rm -rf %t
2 // RUN: %clang_cc1 -fsyntax-only -verify %s -fmodules -fmodules-cache-path=%t -I%S/Inputs/PR28438 -fimplicit-module-maps
3 
4 #include "a.h"
5 #include "b2.h"
6 
7 FOO // expected-no-diagnostics
8