[clang] [clang] Add a new test for CWG2091 (PR #104573)

Vlad Serebrennikov via cfe-commits cfe-commits at lists.llvm.org
Fri Aug 16 02:36:29 PDT 2024


https://github.com/Endilll updated https://github.com/llvm/llvm-project/pull/104573

>From 80e7ad78ba1c1f213ab514edfb81ced1c8363606 Mon Sep 17 00:00:00 2001
From: Vlad Serebrennikov <serebrennikov.vladislav at gmail.com>
Date: Fri, 16 Aug 2024 12:33:04 +0300
Subject: [PATCH 1/3] [clang] Add a new test for CWG2091

---
 clang/test/CXX/drs/cwg20xx.cpp | 25 ++++++++++++++++++++++++-
 1 file changed, 24 insertions(+), 1 deletion(-)

diff --git a/clang/test/CXX/drs/cwg20xx.cpp b/clang/test/CXX/drs/cwg20xx.cpp
index cd2f26360d4021..7509d83e3dea63 100644
--- a/clang/test/CXX/drs/cwg20xx.cpp
+++ b/clang/test/CXX/drs/cwg20xx.cpp
@@ -401,11 +401,34 @@ namespace cwg2083 { // cwg2083: partial
 #endif
 }
 
-namespace cwg2091 { // cwg2091: 2.7
+namespace cwg2091 { // cwg2091: 10
 template<int &> struct X;
 template<int &N> void f(X<N>&);
 int n;
 void g(X<n> &x) { f(x); }
+
+namespace GH42233 {
+enum E { I };
+
+class AA { };
+E EV[1] = {I};
+
+template<class ENUM, const ENUM* const VALUES>
+struct S
+{
+	template< class E, const E* const V>
+		friend AA& operator<<( AA& os, const S<E,V>& e );
+};
+
+int f()
+{
+	S< E, EV > x;
+
+	AA a;
+	a << x;
+	return 0;
+}
+} // namespace GH42233
 } // namespace cwg2091 
 
 namespace cwg2094 { // cwg2094: 5

>From d9fba44f81807e90d56e48423817bc85f5c99bf3 Mon Sep 17 00:00:00 2001
From: Vlad Serebrennikov <serebrennikov.vladislav at gmail.com>
Date: Fri, 16 Aug 2024 12:34:59 +0300
Subject: [PATCH 2/3] Update `cxx_dr_status.html`

---
 clang/www/cxx_dr_status.html | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/clang/www/cxx_dr_status.html b/clang/www/cxx_dr_status.html
index c901e1ce0e15b3..23657431233860 100755
--- a/clang/www/cxx_dr_status.html
+++ b/clang/www/cxx_dr_status.html
@@ -12361,7 +12361,7 @@ <h2 id="cxxdr">C++ defect report implementation status</h2>
     <td><a href="https://cplusplus.github.io/CWG/issues/2091.html">2091</a></td>
     <td>CD4</td>
     <td>Deducing reference non-type template arguments</td>
-    <td class="full" align="center">Clang 2.7</td>
+    <td class="full" align="center">Clang 10</td>
   </tr>
   <tr id="2092">
     <td><a href="https://cplusplus.github.io/CWG/issues/2092.html">2092</a></td>

>From 4944abbd7b0d4fee8886161895b630b47d6ac0b4 Mon Sep 17 00:00:00 2001
From: Vlad Serebrennikov <serebrennikov.vladislav at gmail.com>
Date: Fri, 16 Aug 2024 12:36:14 +0300
Subject: [PATCH 3/3] Replace tabs with spaces

---
 clang/test/CXX/drs/cwg20xx.cpp | 12 ++++++------
 1 file changed, 6 insertions(+), 6 deletions(-)

diff --git a/clang/test/CXX/drs/cwg20xx.cpp b/clang/test/CXX/drs/cwg20xx.cpp
index 7509d83e3dea63..b2dc5a9865e382 100644
--- a/clang/test/CXX/drs/cwg20xx.cpp
+++ b/clang/test/CXX/drs/cwg20xx.cpp
@@ -416,17 +416,17 @@ E EV[1] = {I};
 template<class ENUM, const ENUM* const VALUES>
 struct S
 {
-	template< class E, const E* const V>
-		friend AA& operator<<( AA& os, const S<E,V>& e );
+  template< class E, const E* const V>
+    friend AA& operator<<( AA& os, const S<E,V>& e );
 };
 
 int f()
 {
-	S< E, EV > x;
+  S< E, EV > x;
 
-	AA a;
-	a << x;
-	return 0;
+  AA a;
+  a << x;
+  return 0;
 }
 } // namespace GH42233
 } // namespace cwg2091 



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