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-rw-r--r--llvm/lib/Fuzzer/test/CMakeLists.txt1
-rw-r--r--llvm/lib/Fuzzer/test/dfsan/DFSanMemcmpTest.cpp8
2 files changed, 9 insertions, 0 deletions
diff --git a/llvm/lib/Fuzzer/test/CMakeLists.txt b/llvm/lib/Fuzzer/test/CMakeLists.txt
index fb3bf20ef80..1692734d9be 100644
--- a/llvm/lib/Fuzzer/test/CMakeLists.txt
+++ b/llvm/lib/Fuzzer/test/CMakeLists.txt
@@ -16,6 +16,7 @@ set(Tests
)
set(DFSanTests
+ DFSanMemcmpTest
DFSanSimpleCmpTest
)
diff --git a/llvm/lib/Fuzzer/test/dfsan/DFSanMemcmpTest.cpp b/llvm/lib/Fuzzer/test/dfsan/DFSanMemcmpTest.cpp
new file mode 100644
index 00000000000..8f909fcdba2
--- /dev/null
+++ b/llvm/lib/Fuzzer/test/dfsan/DFSanMemcmpTest.cpp
@@ -0,0 +1,8 @@
+// Simple test for a fuzzer. The fuzzer must find a particular string.
+#include <cstring>
+#include <cstdint>
+
+extern "C" void LLVMFuzzerTestOneInput(const uint8_t *Data, size_t Size) {
+ if (Size >= 10 && memcmp(Data, "0123456789", 10) == 0)
+ __builtin_trap();
+}
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