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-rw-r--r--test/Modules/export_as_test.c9
1 files changed, 9 insertions, 0 deletions
diff --git a/test/Modules/export_as_test.c b/test/Modules/export_as_test.c
new file mode 100644
index 000000000000..a73d6bfc460d
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+++ b/test/Modules/export_as_test.c
@@ -0,0 +1,9 @@
+// RUN: rm -rf %t
+// RUN: not %clang_cc1 -fmodules -fmodules-cache-path=%t -fmodule-map-file=%S/Inputs/export_as_test.modulemap %s 2> %t.err
+// RUN: FileCheck %s < %t.err
+
+// CHECK: export_as_test.modulemap:3:13: error: conflicting re-export of module 'PrivateFoo' as 'Foo' or 'Bar'
+// CHECK: export_as_test.modulemap:4:13: warning: module 'PrivateFoo' already re-exported as 'Bar'
+// CHECK: export_as_test.modulemap:7:15: error: only top-level modules can be re-exported as public
+
+