[lld] [flang] [llvm] [clang] [AMDGPU] Introduce Code Object V6 (PR #76954)

[Pierre van Houtryve via cfe-commits]

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@@ -44,8 +44,15 @@ constexpr uint32_t VersionMajorV5 = 1;
 /// HSA metadata minor version for code object V5.
 constexpr uint32_t VersionMinorV5 = 2;
 
+/// HSA metadata major version for code object V6.
+constexpr uint32_t VersionMajorV6 = 1;
+/// HSA metadata minor version for code object V6.
+constexpr uint32_t VersionMinorV6 = 3;
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Pierre-vh wrote:

Do we just increment this number when there's a breaking metadata change? How does it work?

https://github.com/llvm/llvm-project/pull/76954