From 24dcc5eb37dcb3c657ceef5fa33b48b1237342f5 Mon Sep 17 00:00:00 2001
From: hexcoder- <heiko@hexco.de>
Date: Thu, 13 Feb 2020 21:06:09 +0100
Subject: fix issue #194 more seriously

---
 gcc_plugin/afl-gcc-fast.c | 8 ++++++++
 1 file changed, 8 insertions(+)

(limited to 'gcc_plugin/afl-gcc-fast.c')

diff --git a/gcc_plugin/afl-gcc-fast.c b/gcc_plugin/afl-gcc-fast.c
index 3117ccf0..2eef8798 100644
--- a/gcc_plugin/afl-gcc-fast.c
+++ b/gcc_plugin/afl-gcc-fast.c
@@ -192,6 +192,14 @@ static void edit_params(u32 argc, char** argv) {
 
     }
 
+    if (getenv("AFL_USE_UBSAN")) {
+
+      cc_params[cc_par_cnt++] = "-fsanitize=undefined";
+      cc_params[cc_par_cnt++] = "-fsanitize-undefined-trap-on-error";
+      cc_params[cc_par_cnt++] = "-fno-sanitize-recover=all";
+
+    }
+
   }
 
   if (!getenv("AFL_DONT_OPTIMIZE")) {
-- 
cgit 1.4.1