Update testsimplifytemplate.cpp

Author: chrchr-github

test/testsimplifytemplate.cpp

@@ -224,6 +224,7 @@ class TestSimplifyTemplate : public TestFixture {
         TEST_CASE(template180);
         TEST_CASE(template181);
         TEST_CASE(template182); // #13770
+        TEST_CASE(template183);
         TEST_CASE(template_specialization_1);  // #7868 - template specialization template <typename T> struct S<C<T>> {..};
         TEST_CASE(template_specialization_2);  // #7868 - template specialization template <typename T> struct S<C<T>> {..};
         TEST_CASE(template_specialization_3);
@@ -4678,6 +4679,25 @@ class TestSimplifyTemplate : public TestFixture {
         ASSERT_EQUALS(exp, tok(code));
     }
 
+    void template183() { // #11498
+        const char code[] = "template <typename T>\n"
+                            "struct S {\n"
+                            "    void f();\n"
+                            "    using X = decltype(&S<T>::f);\n"
+                            "private:\n"
+                            "        X x;\n"
+                            "};\n"
+                            "S<int> s;\n";
+        const char exp[] = "struct S<int> ; "
+                           "S<int> s ; "
+                           "struct S<int> { "
+                           "void f ( ) ; "
+                           "private: "
+                           "decltype ( & S<int> :: f ) x ; "
+                           "} ;";
+        ASSERT_EQUALS(exp, tok(code));
+    }
+
     void template_specialization_1() {  // #7868 - template specialization template <typename T> struct S<C<T>> {..};
         const char code[] = "template <typename T> struct C {};\n"
                             "template <typename T> struct S {a};\n"