[PATCH] D147590: [clang] Add test for CWG607

[Vlad Serebrennikov via Phabricator via cfe-commits]

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P1787 <https://wg21.link/p1787>: CWG607 is resolved by looking up unqualified names in a mem-initializer-id from outside the parameter scope.
Wording: Lookup for an unqualified name in a mem-initializer-id ignores the constructor’s function parameter scope. ([class.base.init]/2)


Repository:
  rG LLVM Github Monorepo

https://reviews.llvm.org/D147590

Files:
  clang/test/CXX/drs/dr6xx.cpp
  clang/www/cxx_dr_status.html


Index: clang/www/cxx_dr_status.html
===================================================================
--- clang/www/cxx_dr_status.html
+++ clang/www/cxx_dr_status.html
@@ -3683,7 +3683,7 @@
     <td><a href="https://wg21.link/cwg607">607</a></td>
     <td>CD6</td>
     <td>Lookup of <I>mem-initializer-id</I>s</td>
-    <td class="none" align="center">Unknown</td>
+    <td class="full" align="center">Yes</td>
   </tr>
   <tr id="608">
     <td><a href="https://wg21.link/cwg608">608</a></td>
Index: clang/test/CXX/drs/dr6xx.cpp
===================================================================
--- clang/test/CXX/drs/dr6xx.cpp
+++ clang/test/CXX/drs/dr6xx.cpp
@@ -100,6 +100,34 @@
 #endif
 }
 
+namespace dr607 { // dr607: yes
+namespace example1 {
+struct Y {};
+
+template <typename T> struct X : public virtual Y {};
+
+template <typename T> class A : public X<T> {
+  template <typename S> A(S) : S() {}
+};
+
+template A<int>::A(Y);
+} // namespace example1
+
+namespace example2 {
+namespace N {
+struct B {
+  B(int);
+};
+typedef B typedef_B;
+struct D : B {
+  D();
+};
+} // namespace N
+
+N::D::D() : typedef_B(0) {}
+} // namespace example2
+} // namespace dr607
+
 namespace dr608 { // dr608: yes
   struct A { virtual void f(); };
   struct B : A {};


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