[clang] [llvm] [SPARC] Align i128 to 16 bytes in SPARC datalayouts (PR #106951)

[Nikita Popov via cfe-commits]

================
@@ -5461,6 +5461,18 @@ std::string llvm::UpgradeDataLayoutString(StringRef DL, 
StringRef TT) {
     return Res;
   }
 
+  if (T.isSPARC()) {
+    // Add "-i128:128"
+    std::string I64 = "-i64:64";
+    std::string I128 = "-i128:128";
+    if (StringRef Ref = Res; !Ref.contains(I128)) {
----------------
nikic wrote:

```suggestion
    if (!StringRef(Res).contains(I128)) {
```

https://github.com/llvm/llvm-project/pull/106951
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