[clang] [CIR] Implement lowering for BitInt that needs to be an array (PR #225470)

[Andy Kaylor via cfe-commits]

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@@ -297,10 +297,10 @@ mlir::LogicalResult CIRToLLVMCopyOpLowering::matchAndRewrite(
       op.getCopySizeInBytes(layout));
   assert(!cir::MissingFeatures::aggValueSlotVolatile());
 
-  uint64_t dstTypeAlign = dataLayout.getTypeABIAlignment(convertTypeForMemory(
-      *getTypeConverter(), dataLayout, op.getDst().getType().getPointee()));
-  uint64_t srcTypeAlign = dataLayout.getTypeABIAlignment(convertTypeForMemory(
-      *getTypeConverter(), dataLayout, op.getSrc().getType().getPointee()));
+  uint64_t dstTypeAlign =
+      dataLayout.getTypeABIAlignment(op.getDst().getType().getPointee());
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andykaylor wrote:

Why don't we need `convertTypeForMemory` here?

https://github.com/llvm/llvm-project/pull/225470