[PATCH] D114833: [modules] Fix ambiguous name lookup for enum constants from hidden submodules.

[Volodymyr Sapsai via Phabricator via cfe-commits]

vsapsai updated this revision to Diff 391187.
vsapsai added a comment.

Add a test case for referencing an anonymous enum constant in C++.


Repository:
  rG LLVM Github Monorepo

CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D114833/new/

https://reviews.llvm.org/D114833

Files:
  clang/test/Modules/ambiguous-anonymous-enum-lookup.cpp


Index: clang/test/Modules/ambiguous-anonymous-enum-lookup.cpp
===================================================================
--- /dev/null
+++ clang/test/Modules/ambiguous-anonymous-enum-lookup.cpp
@@ -0,0 +1,41 @@
+// RUN: rm -rf %t
+// RUN: split-file %s %t
+// RUN: %clang_cc1 -fsyntax-only -fmodules -fimplicit-module-maps -fmodules-cache-path=%t/modules.cache -I %t/include %t/test.cpp -verify
+
+//--- include/textual.h
+#ifndef TEXTUAL_H
+#define TEXTUAL_H
+
+enum {
+  kAnonymousEnumValue = 0,
+};
+
+#endif
+
+//--- include/empty.h
+// empty
+
+//--- include/initially_hidden.h
+#include <textual.h>
+
+//--- include/module.modulemap
+module Piecewise {
+  module Empty {
+    header "empty.h"
+    export *
+  }
+  module InitiallyHidden {
+    header "initially_hidden.h"
+    export *
+  }
+}
+
+//--- test.cpp
+#include <empty.h>
+#include <textual.h>
+#include <initially_hidden.h>
+
+// expected-no-diagnostics
+int testReferencingAnonymousEnumConstant() {
+  return kAnonymousEnumValue;
+}


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