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-rw-r--r--llvm_mode/split-compares-pass.so.cc2
1 files changed, 2 insertions, 0 deletions
diff --git a/llvm_mode/split-compares-pass.so.cc b/llvm_mode/split-compares-pass.so.cc
index 25ccb3b4..2ea73aaa 100644
--- a/llvm_mode/split-compares-pass.so.cc
+++ b/llvm_mode/split-compares-pass.so.cc
@@ -477,6 +477,8 @@ bool SplitComparesTransform::runOnModule(Module &M) {
   int bitw = 64;
 
   char* bitw_env = getenv("LAF_SPLIT_COMPARES_BITW");
+  if (!bitw_env)
+    bitw_env = getenv("AFL_LLVM_LAF_SPLIT_COMPARES_BITW");
   if (bitw_env) {
     bitw = atoi(bitw_env);
   }