================
@@ -764,11 +764,18 @@ void AsmPrinter::emitGlobalVariable(const GlobalVariable 
*GV) {
 
   const DataLayout &DL = GV->getDataLayout();
   uint64_t Size = DL.getTypeAllocSize(GV->getValueType());
+  if (GV->isTagged())
+    Size = alignTo(Size, 16);
----------------
pcc wrote:

But isn't the padding necessary to prevent another non-MTE global from being 
placed there? Aligning st_size won't cause that to happen, st_size is almost 
unused these days.

https://github.com/llvm/llvm-project/pull/111918
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