[clang] [Darwin][Driver][clang] apple-none-macho orders the resource directory after internal-externc-isystem when nostdlibinc is used (PR #120507)

[Jon Roelofs via cfe-commits]

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@@ -290,8 +290,50 @@ class LLVM_LIBRARY_VISIBILITY MachO : public ToolChain {
   /// }
 };
 
+/// Apple specific MachO extensions
+class LLVM_LIBRARY_VISIBILITY AppleMachO : public MachO {
+public:
+  AppleMachO(const Driver &D, const llvm::Triple &Triple,
+             const llvm::opt::ArgList &Args);
+  ~AppleMachO() override;
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jroelofs wrote:

I think the dtor needs to be virtual. Ditto for the base class's.

https://github.com/llvm/llvm-project/pull/120507