https://github.com/Endilll updated
https://github.com/llvm/llvm-project/pull/97806
>From b855fe1b301a156ea45caa4b6fd6eca1c69d5cf5 Mon Sep 17 00:00:00 2001
From: Vlad Serebrennikov <serebrennikov.vladis...@gmail.com>
Date: Fri, 5 Jul 2024 12:39:13 +0300
Subject: [PATCH 1/2] [clang] Add C++26 diagnostics to compatibility diagnosic
groups
---
clang/docs/ReleaseNotes.rst | 4 +++
clang/include/clang/Basic/DiagnosticGroups.td | 30 ++++++++++++-------
2 files changed, 24 insertions(+), 10 deletions(-)
diff --git a/clang/docs/ReleaseNotes.rst b/clang/docs/ReleaseNotes.rst
index 36cf615a4287c..cf1b529eb7321 100644
--- a/clang/docs/ReleaseNotes.rst
+++ b/clang/docs/ReleaseNotes.rst
@@ -476,6 +476,10 @@ Modified Compiler Flags
evaluating to ``true`` and an empty body such as ``while(1);``)
are considered infinite, even when the ``-ffinite-loop`` flag is set.
+- Diagnostics groups about compatibility with a particular C++ Standard version
+ now include dianostics about C++26 features that are not present in older
+ versions.
+
Removed Compiler Flags
-------------------------
diff --git a/clang/include/clang/Basic/DiagnosticGroups.td
b/clang/include/clang/Basic/DiagnosticGroups.td
index 9431eea1f6be2..a4496431e46e4 100644
--- a/clang/include/clang/Basic/DiagnosticGroups.td
+++ b/clang/include/clang/Basic/DiagnosticGroups.td
@@ -344,7 +344,8 @@ def CXX98Compat : DiagGroup<"c++98-compat",
CXXPre14Compat,
CXXPre17Compat,
CXXPre20Compat,
- CXXPre23Compat]>;
+ CXXPre23Compat,
+ CXXPre26Compat]>;
// Warnings for C++11 features which are Extensions in C++98 mode.
def CXX98CompatPedantic : DiagGroup<"c++98-compat-pedantic",
[CXX98Compat,
@@ -353,7 +354,8 @@ def CXX98CompatPedantic : DiagGroup<"c++98-compat-pedantic",
CXXPre14CompatPedantic,
CXXPre17CompatPedantic,
CXXPre20CompatPedantic,
- CXXPre23CompatPedantic]>;
+ CXXPre23CompatPedantic,
+ CXXPre26CompatPedantic]>;
def CXX11NarrowingConstReference :
DiagGroup<"c++11-narrowing-const-reference">;
def CXX11Narrowing : DiagGroup<"c++11-narrowing",
[CXX11NarrowingConstReference]>;
@@ -384,39 +386,47 @@ def CXX11Compat : DiagGroup<"c++11-compat",
CXXPre14Compat,
CXXPre17Compat,
CXXPre20Compat,
- CXXPre23Compat]>;
+ CXXPre23Compat,
+ CXXPre26Compat]>;
def : DiagGroup<"c++0x-compat", [CXX11Compat]>;
def CXX11CompatPedantic : DiagGroup<"c++11-compat-pedantic",
[CXX11Compat,
CXXPre14CompatPedantic,
CXXPre17CompatPedantic,
CXXPre20CompatPedantic,
- CXXPre23CompatPedantic]>;
+ CXXPre23CompatPedantic,
+ CXXPre26CompatPedantic]>;
def CXX14Compat : DiagGroup<"c++14-compat", [CXXPre17Compat,
CXXPre20Compat,
- CXXPre23Compat]>;
+ CXXPre23Compat,
+ CXXPre26Compat]>;
def CXX14CompatPedantic : DiagGroup<"c++14-compat-pedantic",
[CXX14Compat,
CXXPre17CompatPedantic,
CXXPre20CompatPedantic,
- CXXPre23CompatPedantic]>;
+ CXXPre23CompatPedantic,
+ CXXPre26CompatPedantic]>;
def CXX17Compat : DiagGroup<"c++17-compat", [DeprecatedRegister,
DeprecatedIncrementBool,
CXX17CompatMangling,
CXXPre20Compat,
- CXXPre23Compat]>;
+ CXXPre23Compat,
+ CXXPre26Compat]>;
def CXX17CompatPedantic : DiagGroup<"c++17-compat-pedantic",
[CXX17Compat,
CXXPre20CompatPedantic,
- CXXPre23CompatPedantic]>;
+ CXXPre23CompatPedantic,
+ CXXPre26CompatPedantic]>;
def : DiagGroup<"c++1z-compat", [CXX17Compat]>;
-def CXX20Compat : DiagGroup<"c++20-compat", [CXXPre23Compat]>;
+def CXX20Compat : DiagGroup<"c++20-compat", [CXXPre23Compat,
+ CXXPre26Compat]>;
def CXX20CompatPedantic : DiagGroup<"c++20-compat-pedantic",
[CXX20Compat,
- CXXPre23CompatPedantic]>;
+ CXXPre23CompatPedantic,
+ CXXPre26CompatPedantic]>;
def : DiagGroup<"c++2a-compat", [CXX20Compat]>;
def : DiagGroup<"c++2a-compat-pedantic", [CXX20CompatPedantic]>;
>From 185fd19732db1ae1f135cc1695a2669ab5bdb4cc Mon Sep 17 00:00:00 2001
From: Vlad Serebrennikov <serebrennikov.vladis...@gmail.com>
Date: Sat, 6 Jul 2024 07:58:18 +0300
Subject: [PATCH 2/2] Add CXX23Compat diagnostic group
---
clang/include/clang/Basic/DiagnosticGroups.td | 2 ++
1 file changed, 2 insertions(+)
diff --git a/clang/include/clang/Basic/DiagnosticGroups.td
b/clang/include/clang/Basic/DiagnosticGroups.td
index cfc15bfe02a91..a0b7535741ffd 100644
--- a/clang/include/clang/Basic/DiagnosticGroups.td
+++ b/clang/include/clang/Basic/DiagnosticGroups.td
@@ -430,6 +430,8 @@ def CXX20CompatPedantic : DiagGroup<"c++20-compat-pedantic",
def : DiagGroup<"c++2a-compat", [CXX20Compat]>;
def : DiagGroup<"c++2a-compat-pedantic", [CXX20CompatPedantic]>;
+def CXX23Compat : DiagGroup<"c++23-compat", [CXXPre26Compat]>
+
def CXX26Compat : DiagGroup<"c++2c-compat", [DeleteIncomplete]>;
def ExitTimeDestructors : DiagGroup<"exit-time-destructors">;
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