1 files changed, 7 insertions, 0 deletions
diff --git a/include/llvm/CodeGen/WinEHFuncInfo.h b/include/llvm/CodeGen/WinEHFuncInfo.h
index e2644edd4d12..1cff3203f2bb 100644
--- a/include/llvm/CodeGen/WinEHFuncInfo.h
+++ b/include/llvm/CodeGen/WinEHFuncInfo.h
@@ -23,6 +23,7 @@ class BasicBlock;
 class Constant;
 class Function;
 class GlobalVariable;
+class InvokeInst;
 class IntrinsicInst;
 class LandingPadInst;
 class MCSymbol;
@@ -153,5 +154,11 @@ struct WinEHFuncInfo {
         NumIPToStateFuncsVisited(0) {}
 };
 
+/// Analyze the IR in ParentFn and it's handlers to build WinEHFuncInfo, which
+/// describes the state numbers and tables used by __CxxFrameHandler3. This
+/// analysis assumes that WinEHPrepare has already been run.
+void calculateWinCXXEHStateNumbers(const Function *ParentFn,
+                                   WinEHFuncInfo &FuncInfo);
+
 }
 #endif // LLVM_CODEGEN_WINEHFUNCINFO_H