[clang] [clang] Return larger CXX records in memory (PR #120670)

[Phoebe Wang via cfe-commits]

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@@ -245,6 +245,7 @@ class LangOptionsBase {
     ///   construction vtable because it hasn't added 'type' as a substitution.
     ///   - Skip mangling enclosing class templates of member-like friend
     ///   function templates.
+    ///   - Incorrectly return C++ records in AVX registers.
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phoebewang wrote:

in AVX registers on x86_64.

https://github.com/llvm/llvm-project/pull/120670