[clang] [llvm] [SROA] Canonicalize homogeneous structs to fixed vectors (opt-in, after memcpyopt) (PR #165159)

[Yonah Goldberg via cfe-commits]

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@@ -0,0 +1,389 @@
+; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --version 6
+; RUN: opt -passes='sroa<aggregate-to-vector>,gvn,instcombine,simplifycfg' -S %s | FileCheck %s
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YonahGoldberg wrote:

Forgot about this, TODO to update

https://github.com/llvm/llvm-project/pull/165159