[modules] Be sure to load the lexical definition of a class template
specialization from an update record exactly once, even if we needed to fake up
the definition.
llvm-svn: 227939
diff --git a/clang/test/Modules/Inputs/merge-template-members/c.h b/clang/test/Modules/Inputs/merge-template-members/c.h
new file mode 100644
index 0000000..54f3479
--- /dev/null
+++ b/clang/test/Modules/Inputs/merge-template-members/c.h
@@ -0,0 +1,14 @@
+namespace N {
+ template <typename> struct A {
+ int n;
+ A() : n() {}
+ };
+
+ // Trigger instantiation of definition of A<int>.
+ struct C {
+ A<int> a;
+ };
+}
+
+// Merge in another declaration and update records.
+#include "b.h"