[CodeGen] Add public function to emit C++ constructor/destructor

function info

Author: ahatanaka

clang/include/clang/CodeGen/CodeGenABITypes.h

@@ -81,6 +81,9 @@ const CGFunctionInfo &arrangeFreeFunctionCall(CodeGenModule &CGM,
                                               FunctionType::ExtInfo info,
                                               RequiredArgs args);
 
+const CGFunctionInfo &arrangeCXXStructorDeclaration(CodeGenModule &CGM,
+                                                    GlobalDecl GD);
+
 /// Returns the implicit arguments to add to a complete, non-delegating C++
 /// constructor call.
 ImplicitCXXConstructorArgs

clang/lib/CodeGen/CGCall.cpp

@@ -367,6 +367,11 @@ CodeGenTypes::arrangeCXXStructorDeclaration(GlobalDecl GD) {
                                  argTypes, extInfo, paramInfos, required);
 }
 
+const CGFunctionInfo &CodeGen::arrangeCXXStructorDeclaration(CodeGenModule &CGM,
+                                                             GlobalDecl GD) {
+  return CGM.getTypes().arrangeCXXStructorDeclaration(GD);
+}
+
 static SmallVector<CanQualType, 16>
 getArgTypesForCall(ASTContext &ctx, const CallArgList &args) {
   SmallVector<CanQualType, 16> argTypes;