not all opt are compiled with polly support
MODIFY
llvm_mode/afl-ld.c
llvm_mode/afl-ld.c
@@ -226,14 +226,11 @@ static void edit_params(int argc, char **argv) {
link_params[link_param_cnt++] = linked_file;
opt_params[0] = alloc_printf("%s/%s", LLVM_BINDIR, "opt");
- if (getenv("AFL_DONT_OPTIMIZE") == NULL) {
-
+ if (getenv("AFL_DONT_OPTIMIZE") == NULL)
opt_params[opt_param_cnt++] = "-O3";
- opt_params[opt_param_cnt++] = "--polly";
-
- } else
-
+ else
opt_params[opt_param_cnt++] = "-O0";
+
// opt_params[opt_param_cnt++] = "-S"; // only when debugging
opt_params[opt_param_cnt++] = linked_file; // input: .ll file
opt_params[opt_param_cnt++] = "-o";

not all opt are compiled with polly support