[clang] [CIR][ARM] Generic 32-bit ARM codegen and lowering support (PR #204360)

[Andy Kaylor via cfe-commits]

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@@ -0,0 +1,32 @@
+// 32-bit ARM uses a two-word array cookie { element_size, element_count }, so a
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andykaylor wrote:

Can you move these ARM-specific tests into their own subdirectory?

https://github.com/llvm/llvm-project/pull/204360