[libFuzzer] add -print_funcs=1 (on bey default): print newly discovered functions during fuzzing

git-svn-id: https://llvm.org/svn/llvm-project/compiler-rt/trunk/lib/fuzzer@311797 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/FuzzerDriver.cpp b/FuzzerDriver.cpp
index 17891d2..d0d0f7d 100644
--- a/FuzzerDriver.cpp
+++ b/FuzzerDriver.cpp
@@ -603,6 +603,7 @@
   Options.SaveArtifacts =
       !DoPlainRun || Flags.minimize_crash_internal_step;
   Options.PrintNewCovPcs = Flags.print_pcs;
+  Options.PrintNewCovFuncs = Flags.print_funcs;
   Options.PrintFinalStats = Flags.print_final_stats;
   Options.PrintCorpusStats = Flags.print_corpus_stats;
   Options.PrintCoverage = Flags.print_coverage;