2 files changed, 4 insertions, 0 deletions
diff --git a/test/Modules/Inputs/cxx17/decls.h b/test/Modules/Inputs/cxx17/decls.h
new file mode 100644
index 000000000000..473b6d15112a
--- /dev/null
+++ b/test/Modules/Inputs/cxx17/decls.h
@@ -0,0 +1,3 @@
+struct MergeExceptionSpec {
+  ~MergeExceptionSpec(); // unevaluated exception spec
+};
diff --git a/test/Modules/Inputs/cxx17/module.modulemap b/test/Modules/Inputs/cxx17/module.modulemap
new file mode 100644
index 000000000000..2339e49e03bd
--- /dev/null
+++ b/test/Modules/Inputs/cxx17/module.modulemap
@@ -0,0 +1 @@
+module Decls { header "decls.h" }