[Lldb-commits] [lldb] [lldb][NFC] remove the ResolveSDKPathFromDebugInfo method (PR #145744)

[Charles Zablit via lldb-commits]

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@@ -1130,14 +1130,33 @@ void PlatformDarwin::AddClangModuleCompilationOptionsForSDKType(
 
   if (target) {
     if (ModuleSP exe_module_sp = target->GetExecutableModule()) {
-      auto path_or_err = ResolveSDKPathFromDebugInfo(*exe_module_sp);
-      if (path_or_err) {
-        sysroot_spec = FileSpec(*path_or_err);
+      SymbolFile *sym_file = exe_module_sp->GetSymbolFile();
+      if (!sym_file)
+        return;
+
+      XcodeSDK merged_sdk;
+      for (unsigned i = 0; i < sym_file->GetNumCompileUnits(); ++i) {
+        if (auto cu_sp = sym_file->GetCompileUnitAtIndex(i)) {
+          auto cu_sdk = sym_file->ParseXcodeSDK(*cu_sp);
+          merged_sdk.Merge(cu_sdk);
+        }
+      }
+
+      if (FileSystem::Instance().Exists(merged_sdk.GetSysroot())) {
+        sysroot_spec = merged_sdk.GetSysroot();
       } else {
-        LLDB_LOG_ERROR(GetLog(LLDBLog::Types | LLDBLog::Host),
-                       path_or_err.takeError(),
-                       "Failed to resolve SDK path: {0}");
+        auto path_or_err =
+            HostInfo::GetSDKRoot(HostInfo::SDKOptions{merged_sdk});
+        if (path_or_err) {
+          sysroot_spec = FileSpec(*path_or_err);
+        } else {
+          LLDB_LOG_ERROR(GetLog(LLDBLog::Types | LLDBLog::Host),
+                         path_or_err.takeError(),
+                         "Failed to resolve SDK path: {0}");
+        }
       }
+      // getSDKfortriple()
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charles-zablit wrote:

Initially, I did not intend to leave this here. I have now added the `TODO` comment you suggested.

https://github.com/llvm/llvm-project/pull/145744