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From: Jens Gustedt <Jens.Gustedt@inria.fr>
To: musl@lists.openwall.com
Subject: [musl] [C23 feature tests 6/6] C23: add an internal interface for the new unsequenced attribute
Date: Tue, 9 May 2023 17:27:15 +0200	[thread overview]
Message-ID: <4dca35035ba8c1b126d040ef70edf148a7af622b.1684922674.git.Jens.Gustedt@inria.fr> (raw)
In-Reply-To: <cover.1684922674.git.Jens.Gustedt@inria.fr>

---
 include/features.h | 10 ++++++++++
 1 file changed, 10 insertions(+)

diff --git a/include/features.h b/include/features.h
index 5d460800..f65d5b4d 100644
--- a/include/features.h
+++ b/include/features.h
@@ -46,6 +46,9 @@
 # if __has_c_attribute(__deprecated__)
 #  define __deprecated [[__deprecated__]]
 # endif
+# if __has_c_attribute(__unsequenced__)
+#  define __unsequenced [[__unsequenced__]]
+# endif
 #endif
 
 #ifndef __noreturn
@@ -58,6 +61,13 @@
 #  define __deprecated
 # endif
 #endif
+#ifndef __unsequenced
+# if defined(__GNUC__)
+#  define __unsequenced __attribute__((__const__))
+# else
+#  define __unsequenced
+# endif
+#endif
 
 #define __REDIR(x,y) __typeof__(x) x __asm__(#y)
 
-- 
2.34.1

  parent reply	other threads:[~2023-05-24 13:48 UTC|newest]

Thread overview: 9+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2023-05-24 10:04 [musl] [C23 feature tests 0/6] tests needed for C23 interfaces Jens Gustedt
2023-05-03  9:44 ` [musl] [C23 feature tests 1/6] C23: provide fallbacks for the use of C attributes Jens Gustedt
2023-05-03 11:26 ` [musl] [C23 feature tests 2/6] C23: add a feature test for the __VA_OPT__ feature Jens Gustedt
2023-05-03 11:40 ` [musl] [C23 feature tests 3/6] C23: add a feature test for the [u]int128_t Jens Gustedt
2023-05-09 15:27 ` Jens Gustedt [this message]
2023-05-10 12:48 ` [musl] [C23 feature tests 5/6] add a `__inline_or_static` macro for pre-C99 compilers Jens Gustedt
2023-05-10 12:57 ` [musl] [C23 feature tests 4/6] Add a feature test for the _BitInt types Jens Gustedt
2023-05-24 13:58 ` [musl] [C23 feature tests 0/6] tests needed for C23 interfaces Rich Felker
2023-05-24 14:11   ` Jₑₙₛ Gustedt

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