[clang] [flang] [flang] Add -mlink-builtin-bitcode option to fc1 (PR #94763)

[Sergio Afonso via cfe-commits]

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@@ -223,9 +223,12 @@ class CodeGenAction : public FrontendAction {
   std::unique_ptr<llvm::LLVMContext> llvmCtx;
   std::unique_ptr<llvm::Module> llvmModule;
 
-  /// Embeds offload objects given with specified with -fembed-offload-object
+  /// Embeds offload objects specified with -fembed-offload-object
   void embedOffloadObjects();
 
+  /// Links in BC libraries spefified with -fmlink-builtin-bitcode
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skatrak wrote:

```suggestion
  /// Links in BC libraries spefified with -mlink-builtin-bitcode
```

https://github.com/llvm/llvm-project/pull/94763