| // RUN: rm -rf %t | 
 | // RUN: not %clang_cc1 -fmodules -fimplicit-module-maps -x objective-c -fmodules-cache-path=%t -F %S/Inputs %s 2>&1 | FileCheck %s | 
 | // FIXME: When we have a syntax for modules in C, use that. | 
 | @import MutuallyRecursive1; | 
 |  | 
 | // CHECK: While building module 'MutuallyRecursive1' imported from | 
 | // CHECK: While building module 'MutuallyRecursive2' imported from | 
 | // CHECK: MutuallyRecursive2.h:3:9: fatal error: cyclic dependency in module 'MutuallyRecursive1': MutuallyRecursive1 -> MutuallyRecursive2 -> MutuallyRecursive1 | 
 | // CHECK: MutuallyRecursive1.h:2:9: fatal error: could not build module 'MutuallyRecursive2' | 
 | // CHECK: cycles.c:4:9: fatal error: could not build module 'MutuallyRecursive1' | 
 | // CHECK: 3 errors generated | 
 |  | 
 |  |