From cdf4f3055e964bb585f294cf77cb549ead82783f Mon Sep 17 00:00:00 2001
From: Dimitry Andric <dim@FreeBSD.org>
Date: Mon, 18 Dec 2017 20:11:54 +0000
Subject: Vendor import of compiler-rt trunk r321017:
 https://llvm.org/svn/llvm-project/compiler-rt/trunk@321017

---
 test/fuzzer/ShrinkControlFlowSimpleTest.cpp | 19 +++++++++++++++++++
 1 file changed, 19 insertions(+)
 create mode 100644 test/fuzzer/ShrinkControlFlowSimpleTest.cpp

(limited to 'test/fuzzer/ShrinkControlFlowSimpleTest.cpp')

diff --git a/test/fuzzer/ShrinkControlFlowSimpleTest.cpp b/test/fuzzer/ShrinkControlFlowSimpleTest.cpp
new file mode 100644
index 000000000000..0afd26df23a0
--- /dev/null
+++ b/test/fuzzer/ShrinkControlFlowSimpleTest.cpp
@@ -0,0 +1,19 @@
+// 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 <cstddef>
+#include <cstdint>
+#include <cstdio>
+#include <cstdlib>
+#include <cstring>
+
+static volatile int Sink;
+
+extern "C" int LLVMFuzzerTestOneInput(const uint8_t *Data, size_t Size) {
+  if (Size < 2) return 0;
+  if (Data[0] == 'F' && Data[Size / 2] == 'U' && Data[Size - 1] == 'Z')
+    Sink++;
+  return 0;
+}
+
-- 
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