[clang] [clang-repl] Fixing vulnerabilities with respect to orc runtime (PR #165852)

[Anutosh Bhat via cfe-commits]

https://github.com/anutosh491 created https://github.com/llvm/llvm-project/pull/165852

I was trying to play around with clang-repl out of process on my linux machine and I came across these vulnerabilities.

>From e3dd957efda1570d20dc079aaba9718c540bfb62 Mon Sep 17 00:00:00 2001
From: anutosh491 <andersonbhat491 at gmail.com>
Date: Fri, 31 Oct 2025 16:31:29 +0530
Subject: [PATCH] Fixing vulnerabilities with respect to orc runtime

---
 clang/lib/Interpreter/Interpreter.cpp | 6 +++---
 clang/tools/clang-repl/ClangRepl.cpp  | 1 +
 2 files changed, 4 insertions(+), 3 deletions(-)

diff --git a/clang/lib/Interpreter/Interpreter.cpp b/clang/lib/Interpreter/Interpreter.cpp
index cde354c9cd8d1..21e03bbfd532a 100644
--- a/clang/lib/Interpreter/Interpreter.cpp
+++ b/clang/lib/Interpreter/Interpreter.cpp
@@ -421,9 +421,6 @@ Interpreter::getOrcRuntimePath(const driver::ToolChain &TC) {
 
 llvm::Expected<std::unique_ptr<Interpreter>>
 Interpreter::create(std::unique_ptr<CompilerInstance> CI, JITConfig Config) {
-  llvm::Error Err = llvm::Error::success();
-
-  std::unique_ptr<llvm::orc::LLJITBuilder> JB;
 
   if (Config.IsOutOfProcess) {
     const TargetInfo &TI = CI->getTarget();
@@ -453,6 +450,9 @@ Interpreter::create(std::unique_ptr<CompilerInstance> CI, JITConfig Config) {
     }
   }
 
+  llvm::Error Err = llvm::Error::success();
+  std::unique_ptr<llvm::orc::LLJITBuilder> JB;
+
   auto Interp = std::unique_ptr<Interpreter>(new Interpreter(
       std::move(CI), Err, std::move(JB), /*Consumer=*/nullptr, Config));
   if (auto E = std::move(Err))
diff --git a/clang/tools/clang-repl/ClangRepl.cpp b/clang/tools/clang-repl/ClangRepl.cpp
index c7879422cd7df..c86a1314ac026 100644
--- a/clang/tools/clang-repl/ClangRepl.cpp
+++ b/clang/tools/clang-repl/ClangRepl.cpp
@@ -309,6 +309,7 @@ int main(int argc, const char **argv) {
   clang::Interpreter::JITConfig Config;
   Config.IsOutOfProcess = !OOPExecutor.empty() || !OOPExecutorConnect.empty();
   Config.OOPExecutor = OOPExecutor;
+  Config.OrcRuntimePath = OrcRuntimePath;
   auto SizeOrErr = getSlabAllocSize(SlabAllocateSizeString);
   if (!SizeOrErr) {
     llvm::logAllUnhandledErrors(SizeOrErr.takeError(), llvm::errs(), "error: ");