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Diffstat (limited to 'test/fuzzer/TraceMallocThreadedTest.cpp')
-rw-r--r-- | test/fuzzer/TraceMallocThreadedTest.cpp | 22 |
1 files changed, 22 insertions, 0 deletions
diff --git a/test/fuzzer/TraceMallocThreadedTest.cpp b/test/fuzzer/TraceMallocThreadedTest.cpp new file mode 100644 index 000000000..5603af344 --- /dev/null +++ b/test/fuzzer/TraceMallocThreadedTest.cpp @@ -0,0 +1,22 @@ +// This file is distributed under the University of Illinois Open Source +// License. See LICENSE.TXT for details. + +// Check that allocation tracing from different threads does not cause +// interleaving of stack traces. +#include <assert.h> +#include <cstddef> +#include <cstdint> +#include <cstring> +#include <thread> + +extern "C" int LLVMFuzzerTestOneInput(const uint8_t *Data, size_t Size) { + auto C = [&] { + volatile void *a = malloc(5639); + free((void *)a); + }; + std::thread T[] = {std::thread(C), std::thread(C), std::thread(C), + std::thread(C), std::thread(C), std::thread(C)}; + for (auto &X : T) + X.join(); + return 0; +} |