https://github.com/ZijunZhaoCCK updated
https://github.com/llvm/llvm-project/pull/115406
>From eda669f73765a957cc47d3d684a6443ed2f75edf Mon Sep 17 00:00:00 2001
From: Zijun <zijunz...@google.com>
Date: Fri, 8 Nov 2024 01:04:21 +0000
Subject: [PATCH 1/5] Extend clang's <limits.h> to define *LONG_LONG*_ macros
for bionic
---
clang/lib/Headers/limits.h | 9 +++++----
1 file changed, 5 insertions(+), 4 deletions(-)
diff --git a/clang/lib/Headers/limits.h b/clang/lib/Headers/limits.h
index 56dffe568486cc..9879fe81faa651 100644
--- a/clang/lib/Headers/limits.h
+++ b/clang/lib/Headers/limits.h
@@ -111,11 +111,12 @@
#define ULLONG_MAX (__LONG_LONG_MAX__*2ULL+1ULL)
#endif
-/* LONG_LONG_MIN/LONG_LONG_MAX/ULONG_LONG_MAX are a GNU extension. It's too
bad
- that we don't have something like #pragma poison that could be used to
- deprecate a macro - the code should just use LLONG_MAX and friends.
+/* LONG_LONG_MIN/LONG_LONG_MAX/ULONG_LONG_MAX are a GNU extension. Bionic also
+ defines them. It's too bad that we don't have something like #pragma poison
+ that could be used to deprecate a macro - the code should just use LLONG_MAX
+ and friends.
*/
-#if defined(__GNU_LIBRARY__) ? defined(__USE_GNU) : !defined(__STRICT_ANSI__)
+#if (defined(__GNU_LIBRARY__) ? defined(__USE_GNU) :
!defined(__STRICT_ANSI__)) || defined(__BIONIC__)
#undef LONG_LONG_MIN
#undef LONG_LONG_MAX
>From b727c41e93ee0fa5f3cc2addf4f1b67ffedc8879 Mon Sep 17 00:00:00 2001
From: Zijun <zijunz...@google.com>
Date: Fri, 8 Nov 2024 01:04:21 +0000
Subject: [PATCH 2/5] Extend clang's <limits.h> to define *LONG_LONG*_ macros
for bionic
---
clang/lib/Headers/limits.h | 7 +++++++
1 file changed, 7 insertions(+)
diff --git a/clang/lib/Headers/limits.h b/clang/lib/Headers/limits.h
index 9879fe81faa651..82e07f5a494951 100644
--- a/clang/lib/Headers/limits.h
+++ b/clang/lib/Headers/limits.h
@@ -111,10 +111,17 @@
#define ULLONG_MAX (__LONG_LONG_MAX__*2ULL+1ULL)
#endif
+<<<<<<< HEAD
/* LONG_LONG_MIN/LONG_LONG_MAX/ULONG_LONG_MAX are a GNU extension. Bionic also
defines them. It's too bad that we don't have something like #pragma poison
that could be used to deprecate a macro - the code should just use LLONG_MAX
and friends.
+=======
+/* LONG_LONG_MIN/LONG_LONG_MAX/ULONG_LONG_MAX are a GNU extension. Android's
+ bionic also defines them. It's too bad that we don't have something like
+ #pragma poison that could be used to deprecate a macro - the code should
just
+ use LLONG_MAX and friends.
+>>>>>>> 16ef50bd1f66 (Extend clang's <limits.h> to define *LONG_LONG*_ macros
for bionic)
*/
#if (defined(__GNU_LIBRARY__) ? defined(__USE_GNU) :
!defined(__STRICT_ANSI__)) || defined(__BIONIC__)
>From 2cb4ee5d644f42b54f93e8e07fe61b93dc6de2f1 Mon Sep 17 00:00:00 2001
From: Zijun <zijunz...@google.com>
Date: Fri, 8 Nov 2024 01:04:21 +0000
Subject: [PATCH 3/5] Extend clang's <limits.h> to define *LONG_LONG*_ macros
for bionic
---
clang/lib/Headers/limits.h | 7 -------
1 file changed, 7 deletions(-)
diff --git a/clang/lib/Headers/limits.h b/clang/lib/Headers/limits.h
index 82e07f5a494951..bc3dfb1d6d0d1c 100644
--- a/clang/lib/Headers/limits.h
+++ b/clang/lib/Headers/limits.h
@@ -111,17 +111,10 @@
#define ULLONG_MAX (__LONG_LONG_MAX__*2ULL+1ULL)
#endif
-<<<<<<< HEAD
-/* LONG_LONG_MIN/LONG_LONG_MAX/ULONG_LONG_MAX are a GNU extension. Bionic also
- defines them. It's too bad that we don't have something like #pragma poison
- that could be used to deprecate a macro - the code should just use LLONG_MAX
- and friends.
-=======
/* LONG_LONG_MIN/LONG_LONG_MAX/ULONG_LONG_MAX are a GNU extension. Android's
bionic also defines them. It's too bad that we don't have something like
#pragma poison that could be used to deprecate a macro - the code should
just
use LLONG_MAX and friends.
->>>>>>> 16ef50bd1f66 (Extend clang's <limits.h> to define *LONG_LONG*_ macros
for bionic)
*/
#if (defined(__GNU_LIBRARY__) ? defined(__USE_GNU) :
!defined(__STRICT_ANSI__)) || defined(__BIONIC__)
>From a69cebad4e9f0b24bb4fa704157888c4604a71b2 Mon Sep 17 00:00:00 2001
From: Zijun <zijunz...@google.com>
Date: Fri, 8 Nov 2024 01:04:21 +0000
Subject: [PATCH 4/5] Extend clang's <limits.h> to define *LONG_LONG*_ macros
for Android's bionic
---
clang/docs/ReleaseNotes.rst | 1 +
clang/test/Headers/limits.cpp | 3 +++
2 files changed, 4 insertions(+)
diff --git a/clang/docs/ReleaseNotes.rst b/clang/docs/ReleaseNotes.rst
index 3fc275b528d215..3d75dbe36c05b3 100644
--- a/clang/docs/ReleaseNotes.rst
+++ b/clang/docs/ReleaseNotes.rst
@@ -319,6 +319,7 @@ C23 Feature Support
- Clang now supports `N3029
<https://www.open-std.org/jtc1/sc22/wg14/www/docs/n3029.htm>`_ Improved Normal
Enumerations.
- Clang now officially supports `N3030
<https://www.open-std.org/jtc1/sc22/wg14/www/docs/n3030.htm>`_ Enhancements to
Enumerations. Clang already supported it as an extension, so there were no
changes to compiler behavior.
+- Extend clang's <limits.h> to define *LONG_LONG*_ macros for Android's bionic.
Non-comprehensive list of changes in this release
-------------------------------------------------
diff --git a/clang/test/Headers/limits.cpp b/clang/test/Headers/limits.cpp
index da7a64901831d5..132e5bc24a0c92 100644
--- a/clang/test/Headers/limits.cpp
+++ b/clang/test/Headers/limits.cpp
@@ -4,6 +4,9 @@
// RUN: %clang_cc1 -std=c17 -ffreestanding -fsyntax-only -verify -x c %s
// RUN: %clang_cc1 -std=c2x -ffreestanding -fsyntax-only -verify -x c %s
+// Specifically test arm64 linux platforms.
+// RUN: %clang_cc1 -triple arm64-linux -ffreestanding -fsyntax-only -verify -x
c %s
+
// Specifically test 16-bit int platforms.
// RUN: %clang_cc1 -triple=avr -ffreestanding -fsyntax-only -verify -x c %s
// RUN: %clang_cc1 -triple=avr -std=c++11 -ffreestanding -fsyntax-only -verify
%s
>From 96f3218cd8658111ef7bd69b948aa2d426d18f31 Mon Sep 17 00:00:00 2001
From: Zijun <zijunz...@google.com>
Date: Fri, 8 Nov 2024 01:04:21 +0000
Subject: [PATCH 5/5] Extend clang's <limits.h> to define *LONG_LONG*_ macros
for Android's bionic
---
clang/docs/ReleaseNotes.rst | 2 ++
1 file changed, 2 insertions(+)
diff --git a/clang/docs/ReleaseNotes.rst b/clang/docs/ReleaseNotes.rst
index 3d75dbe36c05b3..c56eeb72812c57 100644
--- a/clang/docs/ReleaseNotes.rst
+++ b/clang/docs/ReleaseNotes.rst
@@ -271,6 +271,8 @@ Resolutions to C++ Defect Reports
C Language Changes
------------------
+- Extend clang's ``<limits.h>`` to define ``LONG_LONG_*`` macros for Android's
bionic.
+
C2y Feature Support
^^^^^^^^^^^^^^^^^^^
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