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-rw-r--r--src/afl-cc.c8
1 files changed, 6 insertions, 2 deletions
diff --git a/src/afl-cc.c b/src/afl-cc.c
index e9564277..7d33b9f5 100644
--- a/src/afl-cc.c
+++ b/src/afl-cc.c
@@ -1148,12 +1148,16 @@ static void instrument_opt_mode_exclude(aflcc_state_t *aflcc) {
 
   }
 
-  if (aflcc->instrument_opt_mode && aflcc->compiler_mode != LLVM)
+  if (aflcc->instrument_opt_mode && aflcc->compiler_mode != LLVM &&
+      !((aflcc->instrument_opt_mode & INSTRUMENT_OPT_CALLER) &&
+        aflcc->compiler_mode == LTO))
     FATAL("CTX, CALLER and NGRAM can only be used in LLVM mode");
 
   if (aflcc->instrument_opt_mode &&
       aflcc->instrument_opt_mode != INSTRUMENT_OPT_CODECOV &&
-      aflcc->instrument_mode != INSTRUMENT_CLASSIC)
+      aflcc->instrument_mode != INSTRUMENT_CLASSIC &&
+      !(aflcc->instrument_opt_mode & INSTRUMENT_OPT_CALLER &&
+        aflcc->compiler_mode == LTO))
     FATAL(
         "CALLER, CTX and NGRAM instrumentation options can only be used with "
         "the LLVM CLASSIC instrumentation mode.");