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[lib/Fuzzer] change the way we use taint information for fuzzing. Now, we run a single unit and collect suggested mutations based on tracing+taint data, then apply the suggested mutations one by one. The previous scheme was slower and more complex.

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@236772 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Kostya Serebryany
2015-05-07 21:02:11 +00:00
parent 82b39321e5
commit 6564ee8933
4 changed files with 83 additions and 48 deletions
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4
lib/Fuzzer/test/fuzzer.test
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@@ -19,9 +19,9 @@ RUN: not ./LLVMFuzzer-FourIndependentBranchesTest -timeout=15 -seed=1 -use_cover
RUN: not ./LLVMFuzzer-CounterTest -use_counters=1 -max_len=6 -seed=1 -timeout=15 2>&1 | FileCheck %s
RUN: not ./LLVMFuzzer-DFSanSimpleCmpTest -seed=1 -timeout=15 2>&1 | FileCheck %s
RUN: not ./LLVMFuzzer-DFSanSimpleCmpTest -seed=1 -runs=1000000 -timeout=5 2>&1 | FileCheck %s
RUN: not ./LLVMFuzzer-DFSanMemcmpTest -seed=1 -timeout=15 2>&1 | FileCheck %s
RUN: not ./LLVMFuzzer-DFSanMemcmpTest -seed=1 -runs=100 -timeout=5 2>&1 | FileCheck %s
RUN: not ./LLVMFuzzer-CxxTokensTest -seed=1 -timeout=15 -tokens=%S/../cxx_fuzzer_tokens.txt 2>&1 | FileCheck %s