================
@@ -4149,21 +4149,32 @@ def CIR_CopyOp : CIR_Op<"copy",[
The `volatile` keyword indicates that the operation is volatile.
+ The `skip_tail_padding` keyword indicates that only the data bytes should
+ be copied, excluding any tail padding. This is used when copying
+ potentially-overlapping subobjects where the tail padding might be occupied
+ by other objects (e.g. fields marked with `[[no_unique_address]]`). This
+ is only valid when the pointee type is a record type.
----------------
erichkeane wrote:
Can we put this in the verifier?
https://github.com/llvm/llvm-project/pull/186702
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