simon_tatham added inline comments.

================
Comment at: 
clang/include/clang/Tooling/Refactoring/Rename/SymbolOccurrences.h:81
+  union {
+    SourceRange SingleRange;
+    unsigned NumRanges;
----------------
This surely relies on `SourceRange` having no destructor (or rather, a trivial 
one). If that ever changes, then destruction of this class will risk either a 
spurious call to the destructor or a missing one.

Is there any way to somehow arrange that a build failure will occur if the 
definition of `SourceRange` changes in that way?


Repository:
  rG LLVM Github Monorepo

CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D94599/new/

https://reviews.llvm.org/D94599

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