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| author | Kostya Serebryany <kcc@google.com> | 2016-01-09 01:39:55 +0000 |
|---|---|---|
| committer | Kostya Serebryany <kcc@google.com> | 2016-01-09 01:39:55 +0000 |
| commit | c573316eee598fb33f5d64b7658155431736e705 (patch) | |
| tree | 37c5b60d47d58ba0a6822692b24aaf87acc08b02 /llvm/lib/Fuzzer/test | |
| parent | 5715f576ea2fa49a117ac43784b17480601c58e3 (diff) | |
| download | bcm5719-llvm-c573316eee598fb33f5d64b7658155431736e705.tar.gz bcm5719-llvm-c573316eee598fb33f5d64b7658155431736e705.zip | |
[libFuzzer] don't limit memcmp tracing with 8 bytes
llvm-svn: 257245
Diffstat (limited to 'llvm/lib/Fuzzer/test')
| -rw-r--r-- | llvm/lib/Fuzzer/test/MemcmpTest.cpp | 12 | ||||
| -rw-r--r-- | llvm/lib/Fuzzer/test/fuzzer-dfsan.test | 7 |
2 files changed, 14 insertions, 5 deletions
diff --git a/llvm/lib/Fuzzer/test/MemcmpTest.cpp b/llvm/lib/Fuzzer/test/MemcmpTest.cpp index 47ce59e0d8f..c19c95717bb 100644 --- a/llvm/lib/Fuzzer/test/MemcmpTest.cpp +++ b/llvm/lib/Fuzzer/test/MemcmpTest.cpp @@ -10,8 +10,16 @@ extern "C" int LLVMFuzzerTestOneInput(const uint8_t *Data, size_t Size) { if (Size >= 12 && memcmp(Data + 8, "ABCD", 4) == 0) { if (Size >= 14 && memcmp(Data + 12, "XY", 2) == 0) { if (Size >= 16 && memcmp(Data + 14, "KLM", 3) == 0) { - fprintf(stderr, "BINGO\n"); - exit(1); + if (Size >= 27 && memcmp(Data + 17, "ABCDE-GHIJ", 10) == 0){ + fprintf(stderr, "BINGO %zd\n", Size); + for (size_t i = 0; i < Size; i++) { + uint8_t C = Data[i]; + if (C >= 32 && C < 127) + fprintf(stderr, "%c", C); + } + fprintf(stderr, "\n"); + exit(1); + } } } } diff --git a/llvm/lib/Fuzzer/test/fuzzer-dfsan.test b/llvm/lib/Fuzzer/test/fuzzer-dfsan.test index 982f143669d..567086ed65a 100644 --- a/llvm/lib/Fuzzer/test/fuzzer-dfsan.test +++ b/llvm/lib/Fuzzer/test/fuzzer-dfsan.test @@ -5,18 +5,19 @@ CHECK4: BINGO CHECK_DFSanCmpCallback: DFSanCmpCallback: PC CHECK_DFSanSwitchCallback: DFSanSwitchCallback: PC +CHECK_DFSanMemcmpCallback: DFSanMemcmpCallback: Pos RUN: not LLVMFuzzer-SimpleCmpTest-DFSan -use_traces=1 -seed=1 -runs=1000000 -timeout=5 2>&1 | FileCheck %s --check-prefix=CHECK1 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=10000 -timeout=5 2>&1 | FileCheck %s --check-prefix=CHECK2 -RUN: LLVMFuzzer-MemcmpTest-DFSan -use_traces=1 -seed=1 -runs=2 -timeout=5 -verbosity=3 2>&1 | FileCheck %s -check-prefix=CHECK_DFSanCmpCallback +RUN: LLVMFuzzer-MemcmpTest-DFSan -use_traces=1 -seed=1 -runs=2 -timeout=5 -verbosity=3 2>&1 | FileCheck %s -check-prefix=CHECK_DFSanMemcmpCallback RUN: not LLVMFuzzer-StrncmpTest-DFSan -use_traces=1 -seed=1 -runs=10000 -timeout=5 2>&1 | FileCheck %s --check-prefix=CHECK3 -RUN: LLVMFuzzer-StrncmpTest-DFSan -use_traces=1 -seed=1 -runs=2 -timeout=5 -verbosity=3 2>&1 | FileCheck %s -check-prefix=CHECK_DFSanCmpCallback +RUN: LLVMFuzzer-StrncmpTest-DFSan -use_traces=1 -seed=1 -runs=2 -timeout=5 -verbosity=3 2>&1 | FileCheck %s -check-prefix=CHECK_DFSanMemcmpCallback RUN: not LLVMFuzzer-StrcmpTest-DFSan -use_traces=1 -seed=1 -runs=10000 -timeout=5 2>&1 | FileCheck %s --check-prefix=CHECK3 -RUN: LLVMFuzzer-StrcmpTest-DFSan -use_traces=1 -seed=1 -runs=2 -timeout=5 -verbosity=3 2>&1 | FileCheck %s -check-prefix=CHECK_DFSanCmpCallback +RUN: LLVMFuzzer-StrcmpTest-DFSan -use_traces=1 -seed=1 -runs=2 -timeout=5 -verbosity=3 2>&1 | FileCheck %s -check-prefix=CHECK_DFSanMemcmpCallback RUN: not LLVMFuzzer-SwitchTest-DFSan -use_traces=1 -seed=1 -runs=100000 -timeout=5 2>&1 | FileCheck %s --check-prefix=CHECK4 RUN: LLVMFuzzer-SwitchTest-DFSan -use_traces=1 -seed=1 -runs=2 -timeout=5 -verbosity=3 2>&1 | FileCheck %s -check-prefix=CHECK_DFSanSwitchCallback |
