From efbc39ced66708b4af40643c20710887a4dba601 Mon Sep 17 00:00:00 2001
From: Matt Schwager <matt.schwager@trailofbits.com>
Date: Mon, 12 Feb 2024 14:12:20 -0700
Subject: [PATCH] Add __noreturn__ attribute

---
 ext/cruzzy/cruzzy.c | 9 ++++++---
 1 file changed, 6 insertions(+), 3 deletions(-)

diff --git a/ext/cruzzy/cruzzy.c b/ext/cruzzy/cruzzy.c
index 701f544..0c560c8 100644
--- a/ext/cruzzy/cruzzy.c
+++ b/ext/cruzzy/cruzzy.c
@@ -36,18 +36,21 @@ static VALUE c_libfuzzer_is_loaded(VALUE self)
 
 int ATEXIT_RETCODE = 0;
 
-static void ruzzy_exit() {
+__attribute__((__noreturn__)) static void ruzzy_exit()
+{
      _exit(ATEXIT_RETCODE);
 }
 
-static void graceful_exit(int code) {
+__attribute__((__noreturn__)) static void graceful_exit(int code)
+{
     // Disable libFuzzer's atexit
     ATEXIT_RETCODE = code;
     atexit(ruzzy_exit);
     exit(code);
 }
 
-static void sigint_handler(int signal) {
+__attribute__((__noreturn__)) static void sigint_handler(int signal)
+{
     fprintf(
         stderr,
         "Signal %d (%s) received. Exiting...\n",