[clang] Switch builtin strings to use string tables (PR #118734)

[Chandler Carruth via cfe-commits]

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@@ -41,6 +41,10 @@ class LLVM_LIBRARY_VISIBILITY ARCTargetInfo : public TargetInfo {
                         MacroBuilder &Builder) const override;
 
   ArrayRef<Builtin::Info> getTargetBuiltins() const override { return {}; }
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chandlerc wrote:

Doh, yes. I meant to remove the base class one once they were all gone to make sure, and just forgot. Thanks for catching. Fixed.

https://github.com/llvm/llvm-project/pull/118734