[clang] [llvm] [dwarf] make dwarf fission compatible with RISCV relaxations (PR #164128)

[David Blaikie via cfe-commits]

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@@ -833,9 +833,6 @@ def warn_drv_sarif_format_unstable : Warning<
   "diagnostic formatting in SARIF mode is currently unstable">,
   InGroup<DiagGroup<"sarif-format-unstable">>;
 
-def err_drv_riscv_unsupported_with_linker_relaxation : Error<
-  "%0 is unsupported with RISC-V linker relaxation (-mrelax)">;
-
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dwblaikie wrote:

The clang change will need to go in in a separate commit - splitting independent patches. Add the functionality to LLVM first, then enable its use in clang in a separate follow-up patch.

https://github.com/llvm/llvm-project/pull/164128