Rename -fmodule-cache-path <blah> to -fmodules-cache-path=<blah> for consistency.

llvm-svn: 174645
diff --git a/clang/test/Modules/cycles.c b/clang/test/Modules/cycles.c
index ea893ee..4326e76 100644
--- a/clang/test/Modules/cycles.c
+++ b/clang/test/Modules/cycles.c
@@ -1,5 +1,5 @@
 // RUN: rm -rf %t
-// RUN: %clang_cc1 -fmodules -x objective-c -fmodule-cache-path %t -F %S/Inputs %s 2>&1 | FileCheck %s
+// RUN: %clang_cc1 -fmodules -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;