Re: [PATCH] Remove non-ANSI C macros in ansidecl.h.

["Martin Liška" <mliska@suse.cz>]

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On 5/10/22 11:55, Andreas Schwab wrote:
> The header line should probably be changed since it's no longer about
> ANSI or traditional C.
> 

Sure, updated in v2.

Martin

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From 9359921cd29f9ec4f7536f49160ad54b74e0214a Mon Sep 17 00:00:00 2001
From: Martin Liska <mliska@suse.cz>
Date: Tue, 10 May 2022 09:47:08 +0200
Subject: [PATCH] Remove non-ANSI C macros in ansidecl.h.

include/ChangeLog:

	* ansidecl.h (PTR): Remove.
	(const): Likewise.
	(volatile): Likewise.
	(signed): Likewise.
---
 include/ansidecl.h | 28 ++--------------------------
 1 file changed, 2 insertions(+), 26 deletions(-)

diff --git a/include/ansidecl.h b/include/ansidecl.h
index efee5b6904b..8fc858cad7e 100644
--- a/include/ansidecl.h
+++ b/include/ansidecl.h
@@ -1,4 +1,4 @@
-/* ANSI and traditional C compatability macros
+/* Compiler compatability macros
    Copyright (C) 1991-2022 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
@@ -16,18 +16,7 @@ You should have received a copy of the GNU General Public License
 along with this program; if not, write to the Free Software
 Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston, MA 02110-1301, USA.  */
 
-/* ANSI and traditional C compatibility macros
-
-   ANSI C is assumed if __STDC__ is #defined.
-
-   Macro		ANSI C definition	Traditional C definition
-   -----		---- - ----------	----------- - ----------
-   PTR			`void *'		`char *'
-   const		not defined		`'
-   volatile		not defined		`'
-   signed		not defined		`'
-
-   For ease of writing code which uses GCC extensions but needs to be
+/* For ease of writing code which uses GCC extensions but needs to be
    portable to other compilers, we provide the GCC_VERSION macro that
    simplifies testing __GNUC__ and __GNUC_MINOR__ together, and various
    wrappers around __attribute__.  Also, __extension__ will be #defined
@@ -62,19 +51,6 @@ So instead we use the macro below and test it against specific values.  */
 #define GCC_VERSION (__GNUC__ * 1000 + __GNUC_MINOR__)
 #endif /* GCC_VERSION */
 
-/* All known AIX compilers implement these things (but don't always
-   define __STDC__).  The RISC/OS MIPS compiler defines these things
-   in SVR4 mode, but does not define __STDC__.  */
-/* eraxxon@alumni.rice.edu: The Compaq C++ compiler, unlike many other
-   C++ compilers, does not define __STDC__, though it acts as if this
-   was so. (Verified versions: 5.7, 6.2, 6.3, 6.5) */
-
-#define PTR		void *
-
-#undef const
-#undef volatile
-#undef signed
-
 /* inline requires special treatment; it's in C99, and GCC >=2.7 supports
    it too, but it's not in C89.  */
 #undef inline
-- 
2.36.0