[llvm] [ms] [llvm-ml] Allow PTR casting of registers to their own size (PR #132751)

[Fangrui Song via llvm-commits]

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@@ -0,0 +1,25 @@
+; RUN: llvm-ml -m64 -filetype=s %s /Fo - | FileCheck %s
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MaskRay wrote:

(I am travelling with limited computer access until May 4th, and my response time may be delayed..)

I am not familiar with llvm-ml parsing, does this exercise the object generation code path (MCObjectStreamer)? If not, this might not usefully test the X86AsmParser.cpp changes.

https://github.com/llvm/llvm-project/pull/132751