Add testssandbox/denis13/isan

Change-Id: Ied1de5e876e6efa168873acc58d9ee500d266321

1 files changed, 22 insertions, 0 deletions

diff --git a/gcc/testsuite/g++.dg/isan/constexpr.C b/gcc/testsuite/g++.dg/isan/constexpr.C
index 4896396397b..b47511e3621 100644
--- a/gcc/testsuite/g++.dg/isan/constexpr.C
+++ b/gcc/testsuite/g++.dg/isan/constexpr.C
@@ -6,3 +6,25 @@
 constexpr int foo (int i) {
   return std::__lg (i);
 }
+
+constexpr const char *string = "hello";
+
+constexpr unsigned int str2int(const char *str, int h = 0) {
+  return !str[h] ? 5381 : (str2int(str, h + 1) * 33) ^ str[h];
+}
+
+
+constexpr unsigned int arr[] = {1, 2, 3, 4, 5};
+
+constexpr unsigned int index = 1;
+
+class A
+{
+  static constexpr const unsigned int *ptr = arr + index;
+};
+
+int main ()
+{
+  constexpr unsigned int result_value = str2int (string);
+  A a;
+}