1 files changed, 25 insertions, 0 deletions
diff --git a/test/asan/TestCases/longjmp.cc b/test/asan/TestCases/longjmp.cc
new file mode 100644
index 000000000000..8e9f2ae195c7
--- /dev/null
+++ b/test/asan/TestCases/longjmp.cc
@@ -0,0 +1,25 @@
+// RUN: %clangxx_asan -O %s -o %t && %run %t
+
+#include <assert.h>
+#include <setjmp.h>
+#include <stdio.h>
+#include <sanitizer/asan_interface.h>
+
+static jmp_buf buf;
+
+int main() {
+  char x[32];
+  fprintf(stderr, "\nTestLongJmp\n");
+  fprintf(stderr, "Before: %p poisoned: %d\n", &x,
+          __asan_address_is_poisoned(x + 32));
+  assert(__asan_address_is_poisoned(x + 32));
+  if (0 == setjmp(buf))
+    longjmp(buf, 1);
+  fprintf(stderr, "After:  %p poisoned: %d\n",  &x,
+          __asan_address_is_poisoned(x + 32));
+  // FIXME: Invert this assertion once we fix
+  // https://code.google.com/p/address-sanitizer/issues/detail?id=258
+  // This assertion works only w/o UAR.
+  if (!__asan_get_current_fake_stack())
+    assert(!__asan_address_is_poisoned(x + 32));
+}