[clang] [Clang][SME] Add IsStreamingOrSVE2p1 (PR #76975)

[Sam Tebbs via cfe-commits]

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@@ -50,6 +50,7 @@ class LLVM_LIBRARY_VISIBILITY AArch64TargetInfo : public TargetInfo {
   bool HasMatMul = false;
   bool HasBFloat16 = false;
   bool HasSVE2 = false;
+  bool HasSVE2p1 = false;
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SamTebbs33 wrote:

Thanks I saw this too. Testing the fix as we speak.

https://github.com/llvm/llvm-project/pull/76975