From bec6371fec2b3cfec018a67c928a1af267f1d972 Mon Sep 17 00:00:00 2001
From: Vitaly Buka <vitalybuka@google.com>
Date: Wed, 3 May 2017 20:31:19 +0000
Subject: [libFuzzer] exit without running atexit handlers in libfuzzer's crash
 handler

Summary:
It's not safe to assume that atexit handlers can be run once the app crashed.

Patch by Jochen Eisinger.

Reviewers: kcc, vitalybuka

Subscribers: llvm-commits

Differential Revision: https://reviews.llvm.org/D32640

llvm-svn: 302076
---
 llvm/lib/Fuzzer/FuzzerLoop.cpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

(limited to 'llvm/lib/Fuzzer/FuzzerLoop.cpp')

diff --git a/llvm/lib/Fuzzer/FuzzerLoop.cpp b/llvm/lib/Fuzzer/FuzzerLoop.cpp
index 4e4def8cb87..d84c3dbdaf7 100644
--- a/llvm/lib/Fuzzer/FuzzerLoop.cpp
+++ b/llvm/lib/Fuzzer/FuzzerLoop.cpp
@@ -199,7 +199,7 @@ void Fuzzer::CrashCallback() {
   Printf("SUMMARY: libFuzzer: deadly signal\n");
   DumpCurrentUnit("crash-");
   PrintFinalStats();
-  exit(Options.ErrorExitCode);
+  _Exit(Options.ErrorExitCode);  // Stop right now.
 }
 
 void Fuzzer::InterruptCallback() {
-- 
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