[clang] [CIR] Call code gen; create empty cir.func op (PR #113483)

[Erich Keane via cfe-commits]

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@@ -53,6 +53,7 @@ class CIRGenerator : public clang::ASTConsumer {
   ~CIRGenerator() override;
   void Initialize(clang::ASTContext &astCtx) override;
   bool HandleTopLevelDecl(clang::DeclGroupRef group) override;
+  mlir::ModuleOp getModule();
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erichkeane wrote:

Ok, that seems fair.  We definitely have a few places where `getContext` means something ambiguous, so wanted to make sure this WOULDN'T be.  


https://github.com/llvm/llvm-project/pull/113483