[llvm] LLVM symbolizer gsym support (PR #134847)

[Mariusz Kwiczala via llvm-commits]

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@@ -498,6 +500,37 @@ bool LLVMSymbolizer::getOrFindDebugBinary(const ArrayRef<uint8_t> BuildID,
   return false;
 }
 
+std::string LLVMSymbolizer::lookUpGsymFile(const std::string &Path) {
+  if (Opts.DisableGsym)
+    return {};
+
+  auto CheckGsymFile = [](const llvm::StringRef &GsymPath) {
+    sys::fs::file_status Status;
+    std::error_code EC = llvm::sys::fs::status(GsymPath, Status);
+    return !EC && !llvm::sys::fs::is_directory(Status);
+  };
+
+  // First, look beside the binary file
+  {
+    const auto GsymPath = Path + ".gsym";
+    if (CheckGsymFile(GsymPath))
+      return GsymPath;
+  }
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sfc-gh-mkwiczala wrote:

Thank you. Added suggestion

https://github.com/llvm/llvm-project/pull/134847