[clang] [CIR] Upstream basic support for ArrayType (PR #130502)

[Andy Kaylor via cfe-commits]

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@@ -33,6 +33,14 @@ class CIRGenBuilderTy : public cir::CIRBaseBuilderTy {
       llvm_unreachable("NYI: PPC double-double format for long double");
     llvm_unreachable("Unsupported format for long double");
   }
+
+  bool isSized(mlir::Type ty) {
+    if (mlir::isa<cir::PointerType, cir::ArrayType, cir::BoolType,
+                  cir::IntType>(ty))
+      return true;
+    assert(0 && "Unimplemented size for type");
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andykaylor wrote:

I think it's better to have the "NYI" indication in the `isSize` definition since that's where the code will need to be updated to add support for other types.

https://github.com/llvm/llvm-project/pull/130502