c++: Add testcase for already fixed PR [PR109506]

The PR109666 fix r14-386-g07c52d1eec967 incidentally also fixes this PR.

	PR c++/109506

gcc/testsuite/ChangeLog:

	* g++.dg/cpp0x/nsdmi-template26.C: New test.

(cherry picked from commit 9a9840cedbdc8be8252fd8f2d31d8fbd36632a2e)

diff --git a/gcc/testsuite/g++.dg/cpp0x/nsdmi-template26.C b/gcc/testsuite/g++.dg/cpp0x/nsdmi-template26.C
new file mode 100644 (file)
index 0000000..032b7b6
--- /dev/null
+++ b/gcc/testsuite/g++.dg/cpp0x/nsdmi-template26.C
@@ -0,0 +1,22 @@
+// PR c++/109506
+// { dg-do link { target c++11 } }
+// { dg-additional-options "-fchecking=2" }
+
+template<class T>
+struct foo {
+  foo() { };
+};
+
+template<class T>
+class bar {
+  foo<int> alloc_{};
+};
+
+template<class T>
+bar<int> func1() {
+  return bar<int>{};
+}
+
+int main() {
+  func1<int>();
+}