From f7407fdc22531b0bb7a91d3d794a122a39191ef7 Mon Sep 17 00:00:00 2001
From: Patricio Palladino <email@patriciopalladino.com>
Date: Thu, 9 May 2024 19:09:17 +0000
Subject: [PATCH] fix compilation error

---
 .../src/internal/hardhat-network/stack-traces/source-maps.ts  | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/packages/hardhat-core/src/internal/hardhat-network/stack-traces/source-maps.ts b/packages/hardhat-core/src/internal/hardhat-network/stack-traces/source-maps.ts
index 15d77ab6b8..8ff03b3c73 100644
--- a/packages/hardhat-core/src/internal/hardhat-network/stack-traces/source-maps.ts
+++ b/packages/hardhat-core/src/internal/hardhat-network/stack-traces/source-maps.ts
@@ -75,13 +75,13 @@ function uncompressSourcemaps(compressedSourcemap: string): SourceMap[] {
 
 function addUnmappedInstructions(
   instructions: Instruction[],
-  bytecode: Buffer,
+  bytecode: Buffer
 ) {
   const lastInstrPc = instructions[instructions.length - 1].pc;
   let bytesIndex = lastInstrPc + 1;
 
   while (bytecode[bytesIndex] !== Opcode.INVALID) {
-    const opcode = bytecode[nextPc];
+    const opcode = bytecode[bytesIndex];
     let pushData: Buffer | undefined;
 
     let pushDataLenth = 0;