3 files changed, 6 insertions, 0 deletions
diff --git a/clang/test/Modules/Inputs/preprocess/file.h b/clang/test/Modules/Inputs/preprocess/file.h
new file mode 100644
index 00000000000..808ade5768b
--- /dev/null
+++ b/clang/test/Modules/Inputs/preprocess/file.h
@@ -0,0 +1,3 @@
+struct __FILE;
+#include "fwd.h"
+typedef struct __FILE FILE;
diff --git a/clang/test/Modules/Inputs/preprocess/fwd.h b/clang/test/Modules/Inputs/preprocess/fwd.h
new file mode 100644
index 00000000000..4a19c6d0c05
--- /dev/null
+++ b/clang/test/Modules/Inputs/preprocess/fwd.h
@@ -0,0 +1 @@
+struct __FILE;
diff --git a/clang/test/Modules/Inputs/preprocess/module.modulemap b/clang/test/Modules/Inputs/preprocess/module.modulemap
new file mode 100644
index 00000000000..a5c5b61dddc
--- /dev/null
+++ b/clang/test/Modules/Inputs/preprocess/module.modulemap
@@ -0,0 +1,2 @@
+module fwd { header "fwd.h" export * }
+module file { header "file.h" export * }