1 files changed, 4 insertions, 0 deletions
diff --git a/src/afl-cc.c b/src/afl-cc.c
index 09aa5e35..3e67085e 100644
--- a/src/afl-cc.c
+++ b/src/afl-cc.c
@@ -571,6 +571,10 @@ static void edit_params(u32 argc, char **argv, char **envp) {
 
     }
 
+#if LLVM_MAJOR == 13 // TODO: set to 14 when done FIXME 
+    // Use the old pass manager in LLVM 13 which the afl++ passes still use.
+    cc_params[cc_par_cnt++] = "-flegacy-pass-manager";
+#endif
 
     if (lto_mode && !have_c) {