[libFuzzer] implement strncmp hook for data-flow-guided fuzzing (w/ and w/o dfsan), add a test
llvm-svn: 243611
diff --git a/llvm/lib/Fuzzer/test/fuzzer.test b/llvm/lib/Fuzzer/test/fuzzer.test
index fdabbb1..d6dd3ff 100644
--- a/llvm/lib/Fuzzer/test/fuzzer.test
+++ b/llvm/lib/Fuzzer/test/fuzzer.test
@@ -28,3 +28,6 @@
RUN: not LLVMFuzzer-MemcmpTest -use_traces=1 -seed=1 -runs=10000 2>&1 | FileCheck %s
RUN: LLVMFuzzer-MemcmpTest -seed=1 -runs=1000000 2>&1 | FileCheck %s --check-prefix=Done1000000
Done1000000: Done 1000000 runs in
+
+RUN: not LLVMFuzzer-StrncmpTest -use_traces=1 -seed=1 -runs=10000 2>&1 | FileCheck %s
+RUN: LLVMFuzzer-StrncmpTest -seed=1 -runs=1000000 2>&1 | FileCheck %s --check-prefix=Done1000000