From 35c1d0a4f1073490e472fbacd178944ddd35c5b6 Mon Sep 17 00:00:00 2001
From: Vipul Cariappa <vipulcariappa@gmail.com>
Date: Sat, 30 Nov 2024 15:49:40 +0530
Subject: [PATCH] fix error handling when parsing invaild code

by consuming the Error
---
 lib/Interpreter/IncrementalParser.cpp | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/lib/Interpreter/IncrementalParser.cpp b/lib/Interpreter/IncrementalParser.cpp
index 58e2b56736..e176d98e4e 100644
--- a/lib/Interpreter/IncrementalParser.cpp
+++ b/lib/Interpreter/IncrementalParser.cpp
@@ -911,8 +911,11 @@ namespace cling {
     PP.EnterSourceFile(FID, /*DirLookup*/nullptr, NewLoc);
     m_Consumer->getTransaction()->setBufferFID(FID);
 
-    if (!ParseOrWrapTopLevelDecl())
+    llvm::Expected<bool> res = ParseOrWrapTopLevelDecl();
+    if (!res) {
+      llvm::consumeError(std::move(res.takeError()));
       return kFailed;
+    }
 
     if (PP.getLangOpts().DelayedTemplateParsing) {
       // Microsoft-specific: