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[libFuzzer] ensure that the dfsan tracing hooks actually run (using -verbosity=3 in tests)

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@243365 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Kostya Serebryany 2015-07-28 01:25:00 +00:00
parent 322fda4b3e
commit c830cebe1f
2 changed files with 5 additions and 1 deletions
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3
lib/Fuzzer/FuzzerTraceState.cpp
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@ -287,7 +287,8 @@ void TraceState::DFSanCmpCallback(uintptr_t PC, size_t CmpSize, size_t CmpType,
if (Options.Verbosity >= 3)
Printf("DFSAN: PC %lx S %zd T %zd A1 %llx A2 %llx R %d L1 %d L2 %d MU %zd\n",
Printf("DFSanCmpCallback: PC %lx S %zd T %zd A1 %llx A2 %llx R %d L1 %d L2 "
"%d MU %zd\n",
PC, CmpSize, CmpType, Arg1, Arg2, Res, L1, L2, Mutations.size());
}

3
lib/Fuzzer/test/fuzzer-dfsan.test
View File

@ -1,6 +1,9 @@
CHECK: BINGO
CHECK_DFSanCmpCallback: DFSanCmpCallback: PC
RUN: not LLVMFuzzer-SimpleCmpTest-DFSan -use_traces=1 -seed=1 -runs=1000000 -timeout=5 2>&1 | FileCheck %s
RUN: LLVMFuzzer-SimpleCmpTest-DFSan -use_traces=1 -seed=1 -runs=100 -timeout=5 -verbosity=3 2>&1 | FileCheck %s -check-prefix=CHECK_DFSanCmpCallback
RUN: not LLVMFuzzer-MemcmpTest-DFSan -use_traces=1 -seed=1 -runs=100 -timeout=5 2>&1 | FileCheck %s
RUN: LLVMFuzzer-MemcmpTest-DFSan -use_traces=1 -seed=1 -runs=2 -timeout=5 -verbosity=3 2>&1 | FileCheck %s -check-prefix=CHECK_DFSanCmpCallback