Imported Upstream version 6.10.0.49

Former-commit-id: 1d6753294b2993e1fbf92de9366bb9544db4189b

external/llvm-project/compiler-rt/test/asan/TestCases/Windows/longjmp.cc

@@ -0,0 +1,26 @@
+// RUN: %clangxx_asan -O %s -o %t && %run %t
+
+// FIXME: merge this with the common longjmp test when we can run common
+// tests on Windows.
+
+#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
+  assert(!__asan_address_is_poisoned(x + 32));
+}