From 67ce904357a116004e4d8dcc01a821839dc103c7 Mon Sep 17 00:00:00 2001
From: Nathan Lanza <nathanlanza@gmail.com>
Date: Wed, 18 Sep 2024 23:16:31 -0400
Subject: [PATCH] [CIR][CodeGen] Stub out an empty CIRGenDebugInfo type

---
 clang/lib/CIR/CodeGen/CIRGenDebugInfo.h | 20 ++++++++++++++++++++
 clang/lib/CIR/CodeGen/CIRGenFunction.h  |  5 ++++-
 2 files changed, 24 insertions(+), 1 deletion(-)
 create mode 100644 clang/lib/CIR/CodeGen/CIRGenDebugInfo.h

diff --git a/clang/lib/CIR/CodeGen/CIRGenDebugInfo.h b/clang/lib/CIR/CodeGen/CIRGenDebugInfo.h
new file mode 100644
index 000000000000..9aa503bf07e5
--- /dev/null
+++ b/clang/lib/CIR/CodeGen/CIRGenDebugInfo.h
@@ -0,0 +1,20 @@
+//===--- CIRGenDebugInfo.h - DebugInfo for CIRGen ---------------*- C++ -*-===//
+//
+// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
+// See https://llvm.org/LICENSE.txt for license information.
+// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
+//
+//===----------------------------------------------------------------------===//
+//
+// This is the source-level debug info generator for CIR translation.
+//
+//===----------------------------------------------------------------------===//
+
+#ifndef LLVM_CLANG_LIB_CIR_CODEGEN_CIRGENDEBUGINFO_H
+#define LLVM_CLANG_LIB_CIR_CODEGEN_CIRGENDEBUGINFO_H
+
+namespace cir {
+class CIRGenDebugInfo {};
+} // namespace cir
+
+#endif // LLVM_CLANG_LIB_CIR_CODEGEN_CIRGENDEBUGINFO_H
diff --git a/clang/lib/CIR/CodeGen/CIRGenFunction.h b/clang/lib/CIR/CodeGen/CIRGenFunction.h
index c581e4ba9e35..c7b96ff80274 100644
--- a/clang/lib/CIR/CodeGen/CIRGenFunction.h
+++ b/clang/lib/CIR/CodeGen/CIRGenFunction.h
@@ -15,6 +15,7 @@
 
 #include "CIRGenBuilder.h"
 #include "CIRGenCall.h"
+#include "CIRGenDebugInfo.h"
 #include "CIRGenModule.h"
 #include "CIRGenTBAA.h"
 #include "CIRGenTypeCache.h"
@@ -524,6 +525,8 @@ class CIRGenFunction : public CIRGenTypeCache {
   /// delcs.
   DeclMapTy LocalDeclMap;
 
+  CIRGenDebugInfo *debugInfo;
+
   /// Whether llvm.stacksave has been called. Used to avoid
   /// calling llvm.stacksave for multiple VLAs in the same scope.
   /// TODO: Translate to MLIR
@@ -588,7 +591,7 @@ class CIRGenFunction : public CIRGenTypeCache {
   // TODO: This is currently just a dumb stub. But we want to be able to clearly
   // assert where we arne't doing things that we know we should and will crash
   // as soon as we add a DebugInfo type to this class.
-  std::nullptr_t *getDebugInfo() { return nullptr; }
+  CIRGenDebugInfo *getDebugInfo() { return debugInfo; }
 
   void buildReturnOfRValue(mlir::Location loc, RValue RV, QualType Ty);