1 files changed, 1 insertions, 21 deletions
diff --git a/llvm/lib/Fuzzer/test/FuzzerUnittest.cpp b/llvm/lib/Fuzzer/test/FuzzerUnittest.cpp
index e0cca7d396c..9512e167ab9 100644
--- a/llvm/lib/Fuzzer/test/FuzzerUnittest.cpp
+++ b/llvm/lib/Fuzzer/test/FuzzerUnittest.cpp
@@ -6,7 +6,7 @@ using namespace fuzzer;
 
 // For now, have LLVMFuzzerTestOneInput just to make it link.
 // Later we may want to make unittests that actually call LLVMFuzzerTestOneInput.
-extern "C" int LLVMFuzzerTestOneInput(const uint8_t *Data, size_t Size) {
+extern "C" void LLVMFuzzerTestOneInput(const uint8_t *Data, size_t Size) {
   abort();
 }
 
@@ -400,23 +400,3 @@ TEST(FuzzerUtil, Base64) {
   EXPECT_EQ("YWJjeHk=", Base64({'a', 'b', 'c', 'x', 'y'}));
   EXPECT_EQ("YWJjeHl6", Base64({'a', 'b', 'c', 'x', 'y', 'z'}));
 }
-
-TEST(Corpus, Distribution) {
-  FuzzerRandomLibc Rand(0);
-  SimpleUserSuppliedFuzzer USF(&Rand, LLVMFuzzerTestOneInput);
-  Fuzzer::FuzzingOptions Options;
-  Fuzzer Fuzz(USF, Options);
-  size_t N = 10;
-  size_t TriesPerUnit = 1<<20;
-  for (size_t i = 0; i < N; i++) {
-    Fuzz.AddToCorpus(Unit{ static_cast<uint8_t>(i) });
-  }
-  std::vector<size_t> Hist(N);
-  for (size_t i = 0; i < N * TriesPerUnit; i++) {
-    Hist[Fuzz.ChooseUnitIdxToMutate()]++;
-  }
-  for (size_t i = 0; i < N; i++) {
-    // A weak sanity check that every unit gets invoked.
-    EXPECT_GT(Hist[i], TriesPerUnit / N / 3);
-  }
-}