From 93c821aaa3df0cf20f892ce72447ff022161c8ab Mon Sep 17 00:00:00 2001
From: vanhauser-thc <vh@thc.org>
Date: Fri, 12 May 2023 08:39:11 +0200
Subject: afl-clang-lto incomptable with -flto=thin

---
 src/afl-cc.c | 9 +++++++++
 1 file changed, 9 insertions(+)

(limited to 'src')

diff --git a/src/afl-cc.c b/src/afl-cc.c
index 19314555..13ca751e 100644
--- a/src/afl-cc.c
+++ b/src/afl-cc.c
@@ -853,6 +853,15 @@ static void edit_params(u32 argc, char **argv, char **envp) {
 
     if (cur[0] != '-') { non_dash = 1; }
     if (!strncmp(cur, "--afl", 5)) continue;
+
+    if (lto_mode && !strncmp(cur, "-flto=thin", 10)) {
+
+      FATAL(
+          "afl-clang-lto cannot work with -flto=thin. Switch to -flto=full or "
+          "use afl-clang-fast!");
+
+    }
+
     if (lto_mode && !strncmp(cur, "-fuse-ld=", 9)) continue;
     if (lto_mode && !strncmp(cur, "--ld-path=", 10)) continue;
     if (!strncmp(cur, "-fno-unroll", 11)) continue;
-- 
cgit 1.4.1