[clang] [CIR] Correctly pass func self-comdat & alignment (PR #223773)

[Andy Kaylor via cfe-commits]

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@@ -2933,6 +2947,9 @@ void cir::FuncOp::print(OpAsmPrinter &p) {
   if (getComdat())
     p << " comdat";
 
+  if (getAlignment())
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andykaylor wrote:

Are we discarding preferred alignment?

https://github.com/llvm/llvm-project/pull/223773