Add sandbox_forbidden_functions.cpp test

Author: thurstond

compiler-rt/test/sanitizer_common/TestCases/Linux/sandbox_forbidden_functions.cpp

@@ -0,0 +1,21 @@
+// RUN: %clangxx %s -o %t && %run %t 2>&1 | FileCheck %s
+
+// REQUIRES: target-x86 || target-x86_64
+
+#include <stdio.h>
+#include <stdlib.h>
+
+// Functions that sandboxes don't like. If a sanitizer calls it, this test will
+// likely fail. (There will be a false negative if the sanitizer only calls it
+// during an obscure code path that is not exercised by this test.)
+//
+// Known false positive: TSan with high-entropy ASLR (in a non-sandboxed
+//                       environment)
+extern "C" int personality(unsigned long) { abort(); }
+
+int main(int argc, char **argv) {
+  printf("Hello World!\n");
+  return 0;
+}
+
+// CHECK: Hello World!