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authorKostya Serebryany <kcc@google.com>2015-07-30 02:33:45 +0000
committerKostya Serebryany <kcc@google.com>2015-07-30 02:33:45 +0000
commitb74ba421fc9f8d8e1d5e52bb1566ecb705a3029b (patch)
tree950d6c210a356cb0b5203439cc92e4c070a700ab /llvm/lib/Fuzzer/test/MemcmpTest.cpp
parent66a75c54bee1d5aae6e31ae747114144ef56b58a (diff)
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[libFuzzer] implement strncmp hook for data-flow-guided fuzzing (w/ and w/o dfsan), add a test
llvm-svn: 243611
Diffstat (limited to 'llvm/lib/Fuzzer/test/MemcmpTest.cpp')
-rw-r--r--llvm/lib/Fuzzer/test/MemcmpTest.cpp6
1 files changed, 4 insertions, 2 deletions
diff --git a/llvm/lib/Fuzzer/test/MemcmpTest.cpp b/llvm/lib/Fuzzer/test/MemcmpTest.cpp
index cabdff8f..2954b6c 100644
--- a/llvm/lib/Fuzzer/test/MemcmpTest.cpp
+++ b/llvm/lib/Fuzzer/test/MemcmpTest.cpp
@@ -9,8 +9,10 @@ extern "C" void LLVMFuzzerTestOneInput(const uint8_t *Data, size_t Size) {
if (Size >= 8 && memcmp(Data, "01234567", 8) == 0) {
if (Size >= 12 && memcmp(Data + 8, "ABCD", 4) == 0) {
if (Size >= 14 && memcmp(Data + 12, "XY", 2) == 0) {
- fprintf(stderr, "BINGO\n");
- exit(1);
+ if (Size >= 16 && memcmp(Data + 14, "KLM", 3) == 0) {
+ fprintf(stderr, "BINGO\n");
+ exit(1);
+ }
}
}
}