[clang] [clang-tools-extra] [llvm] [MTE] Apply alignment / size in AsmPrinter rather than IR (PR #111918)

[Florian Mayer via cfe-commits]

================
@@ -808,6 +808,10 @@ void Verifier::visitGlobalValue(const GlobalValue &GV) {
           "visibility must be dso_local!",
           &GV);
 
+  if (GV.isTagged()) {
----------------
fmayer wrote:

The codegen has "is section == precisely honor alignment"

```
Align DataLayout::getPreferredAlign(const GlobalVariable *GV) const {
[...]
  // If a section is specified, always precisely honor explicit alignment,
  // so we don't insert padding into a section we don't control.
  if (GVAlignment && GV->hasSection())
    return *GVAlignment;
```

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