2 files changed, 69 insertions, 0 deletions
diff --git a/gcc/testsuite/g++.dg/init/elide3.C b/gcc/testsuite/g++.dg/init/elide3.C
new file mode 100644
index 0000000000..7eb0389a3f
--- /dev/null
+++ b/gcc/testsuite/g++.dg/init/elide3.C
@@ -0,0 +1,50 @@
+// PR c++/67557
+// { dg-do run }
+
+namespace std
+{
+  struct string
+  {
+    typedef unsigned long size_type;
+    const char* _M_p;
+    char        _M_local_buf[1];
+
+    string(const char* s) : _M_p(_M_local_buf)
+    {
+      __builtin_printf("%p constructed\n", this);
+    }
+
+    string(const string& s) : _M_p(_M_local_buf)
+    {
+      __builtin_printf("%p copied from %p\n", this, &s);
+    }
+
+    ~string()
+    {
+      __builtin_printf("%p destroyed\n", this);
+      if (_M_p != _M_local_buf)
+	__builtin_abort();
+    }
+  };
+}
+
+struct StartTag
+{
+  explicit StartTag(std::string const & tag) : tag_(tag), keepempty_(false) {}
+  std::string tag_;
+  bool keepempty_;
+};
+
+StartTag fontToStartTag() { return StartTag(""); }
+
+struct FontTag : public StartTag
+{
+  FontTag() : StartTag(fontToStartTag()) {}
+};
+
+int main()
+{
+  FontTag x;
+  __builtin_printf("%p x.tag_ in main()\n", &x.tag_);
+  return 0;
+}
diff --git a/gcc/testsuite/g++.dg/init/pr66857.C b/gcc/testsuite/g++.dg/init/pr66857.C
new file mode 100644
index 0000000000..43b0927227
--- /dev/null
+++ b/gcc/testsuite/g++.dg/init/pr66857.C
@@ -0,0 +1,19 @@
+// PR c++/66857
+// { dg-do run }
+
+const int i = 0;
+
+struct Test
+{
+  Test (const int &rhs)
+  {
+    if (&rhs != &i)
+      __builtin_abort ();
+  }
+};
+
+int
+main (void)
+{
+  Test test = i;
+}