[llvm-branch-commits] [clang] [RISCV] Integrate RISCV target in baremetal toolchain object and deprecate RISCVToolchain object (PR #121831)

[Petr Hosek via llvm-branch-commits]

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@@ -54,12 +54,11 @@ class LLVM_LIBRARY_VISIBILITY BareMetal : public Generic_ELF {
     return UnwindTableLevel::None;
   }
 
-  RuntimeLibType GetDefaultRuntimeLibType() const override {
-    return ToolChain::RLT_CompilerRT;
-  }
-  CXXStdlibType GetDefaultCXXStdlibType() const override {
-    return ToolChain::CST_Libcxx;
-  }
+  CXXStdlibType GetDefaultCXXStdlibType() const override;
+
+  RuntimeLibType GetDefaultRuntimeLibType() const override;
+
+  UnwindLibType GetUnwindLibType(const llvm::opt::ArgList &Args) const override;
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petrhosek wrote:

These changes would ideally be separate from the final removal of the `RISCVToolchain` at which point that should be effectively a no-op.

https://github.com/llvm/llvm-project/pull/121831