From da4dfd71947005acdfc489e0c008e412d38f1939 Mon Sep 17 00:00:00 2001
From: Vassil Vassilev <v.g.vassilev@gmail.com>
Date: Fri, 26 Jul 2024 19:46:52 +0300
Subject: [PATCH] Update lib/Differentiator/BaseForwardModeVisitor.cpp

Co-authored-by: github-actions[bot] <41898282+github-actions[bot]@users.noreply.github.com>
---
 lib/Differentiator/BaseForwardModeVisitor.cpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/lib/Differentiator/BaseForwardModeVisitor.cpp b/lib/Differentiator/BaseForwardModeVisitor.cpp
index 68697eae7..75ecc566d 100644
--- a/lib/Differentiator/BaseForwardModeVisitor.cpp
+++ b/lib/Differentiator/BaseForwardModeVisitor.cpp
@@ -146,7 +146,7 @@ BaseForwardModeVisitor::Derive(const FunctionDecl* FD,
   // then the specified independent argument is a member variable of the
   // class defining the call operator.
   // Thus, we need to find index of the member variable instead.
-  unsigned argIndex;
+  unsigned argIndex = ~0;
   if (m_DiffReq->param_empty() && m_Functor)
     argIndex =
         std::distance(m_Functor->field_begin(),