[PATCH] D134243: Don't crash when code completing `using enum ^Foo`.

[Sam McCall via Phabricator via cfe-commits]

sammccall created this revision.
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Fixes https://github.com/clangd/clangd/issues/1281


Repository:
  rG LLVM Github Monorepo

https://reviews.llvm.org/D134243

Files:
  clang/lib/Parse/ParseDecl.cpp
  clang/test/CodeCompletion/using-enum.cpp


Index: clang/test/CodeCompletion/using-enum.cpp
===================================================================
--- /dev/null
+++ clang/test/CodeCompletion/using-enum.cpp
@@ -0,0 +1,7 @@
+enum class AAA { X, Y, Z };
+
+namespace N2 {
+  using enum AAA;
+  // RUN: %clang_cc1 -fsyntax-only -code-completion-at=%s:4:14 %s | FileCheck -check-prefix=CHECK-CC1 %s
+  // CHECK-CC1: COMPLETION: AAA
+};
Index: clang/lib/Parse/ParseDecl.cpp
===================================================================
--- clang/lib/Parse/ParseDecl.cpp
+++ clang/lib/Parse/ParseDecl.cpp
@@ -4588,6 +4588,7 @@
     // Code completion for an enum name.
     cutOffParsing();
     Actions.CodeCompleteTag(getCurScope(), DeclSpec::TST_enum);
+    DS.SetTypeSpecError();
     return;
   }
 


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