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[libFuzzer] remove stale code

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@308075 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Kostya Serebryany 2017-07-15 01:31:40 +00:00
parent 37b0ef0bdf
commit 2cf034ebb7
2 changed files with 4 additions and 9 deletions
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11
lib/Fuzzer/FuzzerCorpus.h
View File

@ -218,7 +218,6 @@ class InputCorpus {
Printf("ADD FEATURE %zd sz %d\n", Idx, NewSize);
SmallestElementPerFeature[Idx] = Inputs.size();
InputSizesPerFeature[Idx] = NewSize;
CountingFeatures = true;
}
}
@ -238,7 +237,6 @@ private:
size_t GetFeature(size_t Idx) const { return InputSizesPerFeature[Idx]; }
void ValidateFeatureSet() {
if (!CountingFeatures) return;
if (FeatureDebug)
PrintFeatureSet();
for (size_t Idx = 0; Idx < kFeatureSetSize; Idx++)
@ -256,14 +254,12 @@ private:
// Must be called whenever the corpus or unit weights are changed.
void UpdateCorpusDistribution() {
size_t N = Inputs.size();
assert(N);
Intervals.resize(N + 1);
Weights.resize(N);
std::iota(Intervals.begin(), Intervals.end(), 0);
if (CountingFeatures)
for (size_t i = 0; i < N; i++)
Weights[i] = Inputs[i]->NumFeatures * (i + 1);
else
std::iota(Weights.begin(), Weights.end(), 1);
for (size_t i = 0; i < N; i++)
Weights[i] = Inputs[i]->NumFeatures * (i + 1);
CorpusDistribution = std::piecewise_constant_distribution<double>(
Intervals.begin(), Intervals.end(), Weights.begin());
}
@ -275,7 +271,6 @@ private:
std::unordered_set<std::string> Hashes;
std::vector<InputInfo*> Inputs;
bool CountingFeatures = false;
size_t NumAddedFeatures = 0;
size_t NumUpdatedFeatures = 0;
uint32_t InputSizesPerFeature[kFeatureSetSize];

2
lib/Fuzzer/test/FuzzerUnittest.cpp
View File

@ -564,7 +564,7 @@ TEST(Corpus, Distribution) {
size_t N = 10;
size_t TriesPerUnit = 1<<16;
for (size_t i = 0; i < N; i++)
C->AddToCorpus(Unit{ static_cast<uint8_t>(i) }, 0, false, {});
C->AddToCorpus(Unit{ static_cast<uint8_t>(i) }, 1, false, {});
std::vector<size_t> Hist(N);
for (size_t i = 0; i < N * TriesPerUnit; i++) {