1 files changed, 42 insertions, 0 deletions
diff --git a/lib/asan/output_tests/shared-lib-test.cc b/lib/asan/output_tests/shared-lib-test.cc
new file mode 100644
index 000000000000..060fcde35f0d
--- /dev/null
+++ b/lib/asan/output_tests/shared-lib-test.cc
@@ -0,0 +1,42 @@
+//===----------- shared-lib-test.cc -----------------------------*- C++ -*-===//
+//
+//                     The LLVM Compiler Infrastructure
+//
+// This file is distributed under the University of Illinois Open Source
+// License. See LICENSE.TXT for details.
+//
+//===----------------------------------------------------------------------===//
+//
+// This file is a part of AddressSanitizer, an address sanity checker.
+//
+//===----------------------------------------------------------------------===//
+#include <dlfcn.h>
+#include <stdio.h>
+#include <string.h>
+
+#include <string>
+
+using std::string;
+
+typedef void (fun_t)(int x);
+
+int main(int argc, char *argv[]) {
+  string path = string(argv[0]) + "-so.so";
+  printf("opening %s ... \n", path.c_str());
+  void *lib = dlopen(path.c_str(), RTLD_NOW);
+  if (!lib) {
+    printf("error in dlopen(): %s\n", dlerror());
+    return 1;
+  }
+  fun_t *inc = (fun_t*)dlsym(lib, "inc");
+  if (!inc) return 1;
+  printf("ok\n");
+  inc(1);
+  inc(-1);  // BOOM
+  return 0;
+}
+
+// Check-Common: {{.*ERROR: AddressSanitizer global-buffer-overflow}}
+// Check-Common: {{READ of size 4 at 0x.* thread T0}}
+// Check-Common: {{    #0 0x.*}}
+// Check-Common: {{    #1 0x.* in main .*shared-lib-test.cc:35}}