[llvm] r247030 - [libFuzzer] remove -iterations as redundant (there is also -num_runs)

[Kostya Serebryany via llvm-commits]

Author: kcc
Date: Tue Sep  8 12:30:35 2015
New Revision: 247030

URL: http://llvm.org/viewvc/llvm-project?rev=247030&view=rev
Log:
[libFuzzer] remove -iterations as redundant (there is also -num_runs)

Modified:
    llvm/trunk/lib/Fuzzer/FuzzerDriver.cpp
    llvm/trunk/lib/Fuzzer/FuzzerFlags.def
    llvm/trunk/lib/Fuzzer/FuzzerInternal.h
    llvm/trunk/lib/Fuzzer/FuzzerLoop.cpp

Modified: llvm/trunk/lib/Fuzzer/FuzzerDriver.cpp
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Fuzzer/FuzzerDriver.cpp?rev=247030&r1=247029&r2=247030&view=diff
==============================================================================
--- llvm/trunk/lib/Fuzzer/FuzzerDriver.cpp (original)
+++ llvm/trunk/lib/Fuzzer/FuzzerDriver.cpp Tue Sep  8 12:30:35 2015
@@ -291,7 +291,7 @@ int FuzzerDriver(int argc, char **argv,
   F.ShuffleAndMinimize();
   if (Flags.save_minimized_corpus)
     F.SaveCorpus();
-  F.Loop(Flags.iterations < 0 ? INT_MAX : Flags.iterations);
+  F.Loop();
   if (Flags.verbosity)
     Printf("Done %d runs in %zd second(s)\n", F.getTotalNumberOfRuns(),
            F.secondsSinceProcessStartUp());

Modified: llvm/trunk/lib/Fuzzer/FuzzerFlags.def
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Fuzzer/FuzzerFlags.def?rev=247030&r1=247029&r2=247030&view=diff
==============================================================================
--- llvm/trunk/lib/Fuzzer/FuzzerFlags.def (original)
+++ llvm/trunk/lib/Fuzzer/FuzzerFlags.def Tue Sep  8 12:30:35 2015
@@ -12,9 +12,6 @@
 //===----------------------------------------------------------------------===//
 FUZZER_FLAG_INT(verbosity, 1, "Verbosity level.")
 FUZZER_FLAG_INT(seed, 0, "Random seed. If 0, seed is generated.")
-FUZZER_FLAG_INT(iterations, -1,
-            "Number of iterations of the fuzzer internal loop"
-            " (-1 for infinite iterations).")
 FUZZER_FLAG_INT(runs, -1,
             "Number of individual test runs (-1 for infinite runs).")
 FUZZER_FLAG_INT(max_len, 64, "Maximum length of the test input.")

Modified: llvm/trunk/lib/Fuzzer/FuzzerInternal.h
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Fuzzer/FuzzerInternal.h?rev=247030&r1=247029&r2=247030&view=diff
==============================================================================
--- llvm/trunk/lib/Fuzzer/FuzzerInternal.h (original)
+++ llvm/trunk/lib/Fuzzer/FuzzerInternal.h Tue Sep  8 12:30:35 2015
@@ -94,7 +94,7 @@ class Fuzzer {
   };
   Fuzzer(UserSuppliedFuzzer &USF, FuzzingOptions Options);
   void AddToCorpus(const Unit &U) { Corpus.push_back(U); }
-  void Loop(size_t NumIterations);
+  void Loop();
   void ShuffleAndMinimize();
   void InitializeTraceState();
   size_t CorpusSize() const { return Corpus.size(); }

Modified: llvm/trunk/lib/Fuzzer/FuzzerLoop.cpp
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Fuzzer/FuzzerLoop.cpp?rev=247030&r1=247029&r2=247030&view=diff
==============================================================================
--- llvm/trunk/lib/Fuzzer/FuzzerLoop.cpp (original)
+++ llvm/trunk/lib/Fuzzer/FuzzerLoop.cpp Tue Sep  8 12:30:35 2015
@@ -327,11 +327,11 @@ void Fuzzer::MutateAndTestOne(Unit *U) {
   }
 }
 
-void Fuzzer::Loop(size_t NumIterations) {
+void Fuzzer::Loop() {
   for (auto &U: Options.Dictionary)
     USF.GetMD().AddWordToDictionary(U.data(), U.size());
 
-  for (size_t i = 1; i <= NumIterations; i++) {
+  while (true) {
     for (size_t J1 = 0; J1 < Corpus.size(); J1++) {
       SyncCorpus();
       RereadOutputCorpus();