[libFuzzer] actually make the dictionaries work (+docs)

llvm-svn: 246825

1 files changed, 5 insertions, 6 deletions

diff --git a/llvm/lib/Fuzzer/FuzzerDriver.cpp b/llvm/lib/Fuzzer/FuzzerDriver.cpp
index 7cb4f3dc1c5..8506fb48d0f 100644
--- a/llvm/lib/Fuzzer/FuzzerDriver.cpp
+++ b/llvm/lib/Fuzzer/FuzzerDriver.cpp
@@ -251,18 +251,17 @@ int FuzzerDriver(int argc, char **argv, UserSuppliedFuzzer &USF) {
     Options.SyncCommand = Flags.sync_command;
   Options.SyncTimeout = Flags.sync_timeout;
   Options.ReportSlowUnits = Flags.report_slow_units;
-  Fuzzer F(USF, Options);
-
-  if (Flags.apply_tokens)
-    return ApplyTokens(F, Flags.apply_tokens);
-
   if (Flags.dict)
     if (!ParseDictionaryFile(FileToString(Flags.dict), &Options.Dictionary))
       return 1;
-
   if (Flags.verbosity > 0 && !Options.Dictionary.empty())
     Printf("Dictionary: %zd entries\n", Options.Dictionary.size());
 
+  Fuzzer F(USF, Options);
+
+  if (Flags.apply_tokens)
+    return ApplyTokens(F, Flags.apply_tokens);
+
   unsigned Seed = Flags.seed;
   // Initialize Seed.
   if (Seed == 0)