From a436ef47e5cf0cb16b4afddccc6530285a6bb6fa Mon Sep 17 00:00:00 2001
From: vanhauser-thc <vh@thc.org>
Date: Wed, 30 Mar 2022 09:16:47 +0200
Subject: [PATCH] fix instrumentlist for LTO with clang < 13

---
 src/afl-cc.c          | 2 ++
 test/test-llvm-lto.sh | 3 +++
 2 files changed, 5 insertions(+)

diff --git a/src/afl-cc.c b/src/afl-cc.c
index dfcb2a89..4cec7740 100644
--- a/src/afl-cc.c
+++ b/src/afl-cc.c
@@ -577,6 +577,8 @@ static void edit_params(u32 argc, char **argv, char **envp) {
 
 #if defined(AFL_CLANG_LDPATH) && LLVM_MAJOR >= 13
       cc_params[cc_par_cnt++] = "-Wl,--lto-legacy-pass-manager";
+#else
+      cc_params[cc_par_cnt++] = "-fno-experimental-new-pass-manager";
 #endif
 
       cc_params[cc_par_cnt++] = "-Wl,--allow-multiple-definition";
diff --git a/test/test-llvm-lto.sh b/test/test-llvm-lto.sh
index 9ff2ec10..bb4a9f7c 100755
--- a/test/test-llvm-lto.sh
+++ b/test/test-llvm-lto.sh
@@ -49,6 +49,9 @@ test -e ../afl-clang-lto -a -e ../SanitizerCoverageLTO.so && {
     grep -q "No instrumentation targets found" test.out && {
       $ECHO "$GREEN[+] llvm_mode LTO instrumentlist feature works correctly"
     } || {
+	echo CUT------------------------------------------------------------------CUT
+        cat test.out
+        echo CUT------------------------------------------------------------------CUT
       $ECHO "$RED[!] llvm_mode LTO instrumentlist feature failed"
       CODE=1
     }