diff options
Diffstat (limited to 'llvm/lib/Fuzzer/test')
| -rw-r--r-- | llvm/lib/Fuzzer/test/CMakeLists.txt | 3 | ||||
| -rw-r--r-- | llvm/lib/Fuzzer/test/ShrinkControlFlowTest.cpp (renamed from llvm/lib/Fuzzer/test/MinimizeCorpusTest.cpp) | 0 | ||||
| -rw-r--r-- | llvm/lib/Fuzzer/test/ShrinkValueProfileTest.cpp | 21 | ||||
| -rw-r--r-- | llvm/lib/Fuzzer/test/fuzzer.test | 2 | ||||
| -rw-r--r-- | llvm/lib/Fuzzer/test/trace-pc/CMakeLists.txt | 3 |
5 files changed, 26 insertions, 3 deletions
diff --git a/llvm/lib/Fuzzer/test/CMakeLists.txt b/llvm/lib/Fuzzer/test/CMakeLists.txt index bf8e55274bb..d2ccc23fa17 100644 --- a/llvm/lib/Fuzzer/test/CMakeLists.txt +++ b/llvm/lib/Fuzzer/test/CMakeLists.txt @@ -80,7 +80,6 @@ set(Tests LeakTest LeakTimeoutTest LoadTest - MinimizeCorpusTest NullDerefTest NullDerefOnEmptyTest NthRunCrashTest @@ -98,6 +97,8 @@ set(Tests SingleStrcmpTest SingleStrncmpTest SpamyTest + ShrinkControlFlowTest + ShrinkValueProfileTest StrcmpTest StrncmpTest StrstrTest diff --git a/llvm/lib/Fuzzer/test/MinimizeCorpusTest.cpp b/llvm/lib/Fuzzer/test/ShrinkControlFlowTest.cpp index 2fa17f156e2..2fa17f156e2 100644 --- a/llvm/lib/Fuzzer/test/MinimizeCorpusTest.cpp +++ b/llvm/lib/Fuzzer/test/ShrinkControlFlowTest.cpp diff --git a/llvm/lib/Fuzzer/test/ShrinkValueProfileTest.cpp b/llvm/lib/Fuzzer/test/ShrinkValueProfileTest.cpp new file mode 100644 index 00000000000..9ff5b19c7b6 --- /dev/null +++ b/llvm/lib/Fuzzer/test/ShrinkValueProfileTest.cpp @@ -0,0 +1,21 @@ +// This file is distributed under the University of Illinois Open Source +// License. See LICENSE.TXT for details. + +// Test that we can find the minimal item in the corpus (3 bytes: "FUZ"). +#include <cstdint> +#include <cstdlib> +#include <cstddef> +#include <cstring> +#include <cstdio> + +static volatile uint32_t Sink; + +extern "C" int LLVMFuzzerTestOneInput(const uint8_t *Data, size_t Size) { + if (Size < sizeof(uint32_t)) return 0; + uint32_t X; + size_t Offset = Size < 8 ? 0 : Size / 2; + memcpy(&X, Data + Offset, sizeof(uint32_t)); + Sink = X == 0xAABBCCDD; + return 0; +} + diff --git a/llvm/lib/Fuzzer/test/fuzzer.test b/llvm/lib/Fuzzer/test/fuzzer.test index b48d734ef67..98139c09d6f 100644 --- a/llvm/lib/Fuzzer/test/fuzzer.test +++ b/llvm/lib/Fuzzer/test/fuzzer.test @@ -54,6 +54,6 @@ DSO: INFO: Loaded 3 modules DSO: BINGO RUN: LLVMFuzzer-SimpleTest-TracePC -exit_on_src_pos=SimpleTest.cpp:17 2>&1 | FileCheck %s --check-prefix=EXIT_ON_SRC_POS -RUN: LLVMFuzzer-MinimizeCorpusTest-TracePC -exit_on_src_pos=MinimizeCorpusTest.cpp:23 2>&1 | FileCheck %s --check-prefix=EXIT_ON_SRC_POS +RUN: LLVMFuzzer-ShrinkControlFlowTest-TracePC -exit_on_src_pos=ShrinkControlFlowTest.cpp:23 2>&1 | FileCheck %s --check-prefix=EXIT_ON_SRC_POS EXIT_ON_SRC_POS: INFO: found line matching '{{.*}}', exiting. diff --git a/llvm/lib/Fuzzer/test/trace-pc/CMakeLists.txt b/llvm/lib/Fuzzer/test/trace-pc/CMakeLists.txt index 3def7271424..a1eeb7263c0 100644 --- a/llvm/lib/Fuzzer/test/trace-pc/CMakeLists.txt +++ b/llvm/lib/Fuzzer/test/trace-pc/CMakeLists.txt @@ -8,7 +8,8 @@ set(TracePCTests CounterTest CallerCalleeTest NullDerefTest - MinimizeCorpusTest + ShrinkControlFlowTest + ShrinkValueProfileTest FullCoverageSetTest ) |
