1f31caeecSDouglas Gregor // RUN: rm -rf %t 2*47972afdSRichard Smith // RUN: not %clang_cc1 -fmodules -fimplicit-module-maps -x objective-c -fmodules-cache-path=%t -F %S/Inputs %s 2>&1 | FileCheck %s 3da82e703SDouglas Gregor // FIXME: When we have a syntax for modules in C, use that. 4c50d4924SDouglas Gregor @import MutuallyRecursive1; 5f31caeecSDouglas Gregor 6af8f0263SDouglas Gregor // CHECK: While building module 'MutuallyRecursive1' imported from 7af8f0263SDouglas Gregor // CHECK: While building module 'MutuallyRecursive2' imported from 8c50d4924SDouglas Gregor // CHECK: MutuallyRecursive2.h:3:9: fatal error: cyclic dependency in module 'MutuallyRecursive1': MutuallyRecursive1 -> MutuallyRecursive2 -> MutuallyRecursive1 9c50d4924SDouglas Gregor // CHECK: MutuallyRecursive1.h:2:9: fatal error: could not build module 'MutuallyRecursive2' 10c50d4924SDouglas Gregor // CHECK: cycles.c:4:9: fatal error: could not build module 'MutuallyRecursive1' 116b930967SDouglas Gregor // CHECK: 3 errors generated 126b930967SDouglas Gregor 13f31caeecSDouglas Gregor 14