Merge pull request #548 from AFLplusplus/pre-3

Pre 3.0 changes

1 files changed, 27 insertions, 0 deletions

diff --git a/instrumentation/afl-llvm-rt-lto.o.c b/instrumentation/afl-llvm-rt-lto.o.c
new file mode 100644
index 00000000..e53785ff
--- /dev/null
+++ b/instrumentation/afl-llvm-rt-lto.o.c
@@ -0,0 +1,27 @@
+/*
+   american fuzzy lop++ - LLVM instrumentation bootstrap
+   -----------------------------------------------------
+
+   Licensed under the Apache License, Version 2.0 (the "License");
+   you may not use this file except in compliance with the License.
+   You may obtain a copy of the License at:
+
+     http://www.apache.org/licenses/LICENSE-2.0
+
+*/
+
+#include <stdio.h>
+#include <stdlib.h>
+
+// to prevent the function from being removed
+unsigned char __afl_lto_mode = 0;
+
+/* Proper initialization routine. */
+
+__attribute__((constructor(0))) void __afl_auto_init_globals(void) {
+
+  if (getenv("AFL_DEBUG")) fprintf(stderr, "[__afl_auto_init_globals]\n");
+  __afl_lto_mode = 1;
+
+}
+