[PATCH] D92642: [clangd] Fix an assertion violation in rename.

[Haojian Wu via Phabricator via cfe-commits]

hokein updated this revision to Diff 309506.
hokein marked an inline comment as done.
hokein added a comment.

address comment.


Repository:
  rG LLVM Github Monorepo

CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D92642/new/

https://reviews.llvm.org/D92642

Files:
  clang-tools-extra/clangd/refactor/Rename.cpp
  clang-tools-extra/clangd/unittests/RenameTests.cpp


Index: clang-tools-extra/clangd/unittests/RenameTests.cpp
===================================================================
--- clang-tools-extra/clangd/unittests/RenameTests.cpp
+++ clang-tools-extra/clangd/unittests/RenameTests.cpp
@@ -946,6 +946,13 @@
        )cpp",
        "not a supported kind", !HeaderFile, Index},
 
+      {R"cpp(// disallow rename on non-normal identifiers.
+         @interface Foo {}
+         -(int) fo^o:(int)x; // Token is an identifier, but declaration name isn't a simple identifier.
+         @end
+       )cpp",
+       "not a supported kind", HeaderFile, Index},
+
       {R"cpp(
          void foo(int);
          void foo(char);
Index: clang-tools-extra/clangd/refactor/Rename.cpp
===================================================================
--- clang-tools-extra/clangd/refactor/Rename.cpp
+++ clang-tools-extra/clangd/refactor/Rename.cpp
@@ -637,7 +637,10 @@
   if (DeclsUnderCursor.size() > 1)
     return makeError(ReasonToReject::AmbiguousSymbol);
   const auto &RenameDecl = **DeclsUnderCursor.begin();
-  if (RenameDecl.getName() == RInputs.NewName)
+  const auto *ID = RenameDecl.getIdentifier();
+  if (!ID)
+    return makeError(ReasonToReject::UnsupportedSymbol);
+  if (ID->getName() == RInputs.NewName)
     return makeError(ReasonToReject::SameName);
   auto Invalid = checkName(RenameDecl, RInputs.NewName);
   if (Invalid)


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