[clang] [clang] recognize any *-ld.lld variant (PR #117338)

[Fangrui Song via cfe-commits]

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@@ -974,8 +974,11 @@ std::string ToolChain::GetLinkerPath(bool *LinkerIsLLD) const {
       if (llvm::sys::path::parent_path(Path).empty())
         Path = GetProgramPath(A->getValue());
       if (llvm::sys::fs::can_execute(Path)) {
+        SmallString<1024> RealPath;
+        if (llvm::sys::fs::real_path(Path, RealPath))
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MaskRay wrote:

We should not make an extra syscall when `UseLinker == "lld"`

https://github.com/llvm/llvm-project/pull/117338