[llvm] [AMDGPU][MC] Allow UC_VERSION_* constant reuse (PR #96461)

[Ivan Kosarev via llvm-commits]

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@@ -0,0 +1,41 @@
+// RUN: llvm-mc -triple=amdgcn -show-encoding -mcpu=gfx1010 %s | FileCheck --check-prefix=GFX10 %s
+
+// Test that UC_VERSION* symbols can be redefined.
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kosarev wrote:

This sounds like we want them be redefinable for some reason whereas it's actually quite the opposite.

As it is, this seem to simply test that symbols can be redefined, for which we probably already have some generic tests in MC/AsmParser?

https://github.com/llvm/llvm-project/pull/96461