From ec5b1924c4f004e67d50769cb1a33f77855be77a Mon Sep 17 00:00:00 2001
From: van Hauser <vh@thc.org>
Date: Wed, 6 May 2020 11:55:50 +0200
Subject: CTX+NGRAM != LTO

---
 llvm_mode/afl-clang-fast.c | 3 +++
 1 file changed, 3 insertions(+)

(limited to 'llvm_mode/afl-clang-fast.c')

diff --git a/llvm_mode/afl-clang-fast.c b/llvm_mode/afl-clang-fast.c
index 6a6414ad..1f3463eb 100644
--- a/llvm_mode/afl-clang-fast.c
+++ b/llvm_mode/afl-clang-fast.c
@@ -716,6 +716,9 @@ int main(int argc, char **argv, char **envp) {
     }
 
   }
+  
+  if (instrument_opt_mode && lto_mode)
+    FATAL("CTX and NGRAM can not be used in LTO mode (and would make LTO useless)");
 
   if (!instrument_opt_mode) {
 
-- 
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