This revision was landed with ongoing or failed builds.
This revision was automatically updated to reflect the committed changes.
Closed by commit rGaa7aedd8ea3f: [clang] Add test for CWG1837 (authored by
Endill).
Repository:
rG LLVM Github Monorepo
CHANGES SINCE LAST ACTION
https://reviews.llvm.org/D148035/new/
https://reviews.llvm.org/D148035
Files:
clang/test/CXX/drs/dr18xx.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
@@ -10829,7 +10829,7 @@
<td><a href="https://wg21.link/cwg1837";>1837</a></td>
<td>CD6</td>
<td>Use of <TT>this</TT> in <TT>friend</TT> and local class
declarations</td>
- <td class="none" align="center">Unknown</td>
+ <td class="full" align="center">Clang 3.3</td>
</tr>
<tr id="1838">
<td><a href="https://wg21.link/cwg1838";>1838</a></td>
Index: clang/test/CXX/drs/dr18xx.cpp
===================================================================
--- clang/test/CXX/drs/dr18xx.cpp
+++ clang/test/CXX/drs/dr18xx.cpp
@@ -2,7 +2,8 @@
// RUN: %clang_cc1 -std=c++11 -triple x86_64-unknown-unknown %s -verify
-fexceptions -Wno-deprecated-builtins -fcxx-exceptions -pedantic-errors
// RUN: %clang_cc1 -std=c++14 -triple x86_64-unknown-unknown %s -verify
-fexceptions -Wno-deprecated-builtins -fcxx-exceptions -pedantic-errors
// RUN: %clang_cc1 -std=c++17 -triple x86_64-unknown-unknown %s -verify
-fexceptions -Wno-deprecated-builtins -fcxx-exceptions -pedantic-errors
-// RUN: %clang_cc1 -std=c++2a -triple x86_64-unknown-unknown %s -verify
-fexceptions -Wno-deprecated-builtins -fcxx-exceptions -pedantic-errors
+// RUN: %clang_cc1 -std=c++20 -triple x86_64-unknown-unknown %s -verify
-fexceptions -Wno-deprecated-builtins -fcxx-exceptions -pedantic-errors
+// RUN: %clang_cc1 -std=c++2b -triple x86_64-unknown-unknown %s -verify
-fexceptions -Wno-deprecated-builtins -fcxx-exceptions -pedantic-errors
#if __cplusplus < 201103L
// expected-error@+1 {{variadic macro}}
@@ -59,6 +60,43 @@
#endif
}
+namespace dr1837 { // dr1837: 3.3
+#if __cplusplus >= 201103L
+ template <typename T>
+ struct Fish { static const bool value = true; };
+
+ struct Other {
+ int p();
+ auto q() -> decltype(p()) *;
+ };
+
+ class Outer {
+ friend auto Other::q() -> decltype(this->p()) *; // expected-error
{{invalid use of 'this'}}
+ int g();
+ int f() {
+ extern void f(decltype(this->g()) *);
+ struct Inner {
+ static_assert(Fish<decltype(this->g())>::value, ""); // expected-error
{{invalid use of 'this'}}
+ enum { X = Fish<decltype(this->f())>::value }; // expected-error
{{invalid use of 'this'}}
+ struct Inner2 : Fish<decltype(this->g())> { }; // expected-error
{{invalid use of 'this'}}
+ friend void f(decltype(this->g()) *); // expected-error {{invalid use
of 'this'}}
+ friend auto Other::q() -> decltype(this->p()) *; // expected-error
{{invalid use of 'this'}}
+ };
+ return 0;
+ }
+ };
+
+ struct A {
+ int f();
+ bool b = [] {
+ struct Local {
+ static_assert(sizeof(this->f()) == sizeof(int), "");
+ };
+ };
+ };
+#endif
+}
+
namespace dr1872 { // dr1872: 9
#if __cplusplus >= 201103L
template<typename T> struct A : T {
Index: clang/www/cxx_dr_status.html
===================================================================
--- clang/www/cxx_dr_status.html
+++ clang/www/cxx_dr_status.html
@@ -10829,7 +10829,7 @@
<td><a href="https://wg21.link/cwg1837";>1837</a></td>
<td>CD6</td>
<td>Use of <TT>this</TT> in <TT>friend</TT> and local class declarations</td>
- <td class="none" align="center">Unknown</td>
+ <td class="full" align="center">Clang 3.3</td>
</tr>
<tr id="1838">
<td><a href="https://wg21.link/cwg1838";>1838</a></td>
Index: clang/test/CXX/drs/dr18xx.cpp
===================================================================
--- clang/test/CXX/drs/dr18xx.cpp
+++ clang/test/CXX/drs/dr18xx.cpp
@@ -2,7 +2,8 @@
// RUN: %clang_cc1 -std=c++11 -triple x86_64-unknown-unknown %s -verify -fexceptions -Wno-deprecated-builtins -fcxx-exceptions -pedantic-errors
// RUN: %clang_cc1 -std=c++14 -triple x86_64-unknown-unknown %s -verify -fexceptions -Wno-deprecated-builtins -fcxx-exceptions -pedantic-errors
// RUN: %clang_cc1 -std=c++17 -triple x86_64-unknown-unknown %s -verify -fexceptions -Wno-deprecated-builtins -fcxx-exceptions -pedantic-errors
-// RUN: %clang_cc1 -std=c++2a -triple x86_64-unknown-unknown %s -verify -fexceptions -Wno-deprecated-builtins -fcxx-exceptions -pedantic-errors
+// RUN: %clang_cc1 -std=c++20 -triple x86_64-unknown-unknown %s -verify -fexceptions -Wno-deprecated-builtins -fcxx-exceptions -pedantic-errors
+// RUN: %clang_cc1 -std=c++2b -triple x86_64-unknown-unknown %s -verify -fexceptions -Wno-deprecated-builtins -fcxx-exceptions -pedantic-errors
#if __cplusplus < 201103L
// expected-error@+1 {{variadic macro}}
@@ -59,6 +60,43 @@
#endif
}
+namespace dr1837 { // dr1837: 3.3
+#if __cplusplus >= 201103L
+ template <typename T>
+ struct Fish { static const bool value = true; };
+
+ struct Other {
+ int p();
+ auto q() -> decltype(p()) *;
+ };
+
+ class Outer {
+ friend auto Other::q() -> decltype(this->p()) *; // expected-error {{invalid use of 'this'}}
+ int g();
+ int f() {
+ extern void f(decltype(this->g()) *);
+ struct Inner {
+ static_assert(Fish<decltype(this->g())>::value, ""); // expected-error {{invalid use of 'this'}}
+ enum { X = Fish<decltype(this->f())>::value }; // expected-error {{invalid use of 'this'}}
+ struct Inner2 : Fish<decltype(this->g())> { }; // expected-error {{invalid use of 'this'}}
+ friend void f(decltype(this->g()) *); // expected-error {{invalid use of 'this'}}
+ friend auto Other::q() -> decltype(this->p()) *; // expected-error {{invalid use of 'this'}}
+ };
+ return 0;
+ }
+ };
+
+ struct A {
+ int f();
+ bool b = [] {
+ struct Local {
+ static_assert(sizeof(this->f()) == sizeof(int), "");
+ };
+ };
+ };
+#endif
+}
+
namespace dr1872 { // dr1872: 9
#if __cplusplus >= 201103L
template<typename T> struct A : T {
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