[clang] [CIR] Use data size in emitAggregateCopy for overlapping copies (PR #186702)

[Erich Keane via cfe-commits]

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@@ -2856,6 +2856,11 @@ LogicalResult cir::CopyOp::verify() {
   if (getSrc() == getDst())
     return emitError() << "source and destination are the same";
 
+  if (getSkipTailPadding() &&
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erichkeane wrote:

Nvm, see you've added it!  :) 

https://github.com/llvm/llvm-project/pull/186702