[clang] [clang-cl] Sanitize command line in COFF CV debug info for the deterministic builds. (PR #205736)

[Reid Kleckner via cfe-commits]

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@@ -122,6 +122,9 @@ DEBUGOPT(CodeViewGHash, 1, 0, Compatible)
 /// Whether to emit the compiler path and command line into the CodeView debug information.
 DEBUGOPT(CodeViewCommandLine, 1, 0, Compatible)
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rnk wrote:

This flag exists for the same purpose. Can you not use it as is? If so, why not? Can we clarify the use case instead of accreting additional functionality?

https://github.com/llvm/llvm-project/pull/205736