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Message-Id: <8fc3c1e71bfea50b582f1c9e57a53f8646010287.1684922674.git.Jens.Gustedt@inria.fr>
Date: Wed, 3 May 2023 13:26:08 +0200
From: Jens Gustedt <Jens.Gustedt@...ia.fr>
To: musl@...ts.openwall.com
Subject: [C23 feature tests 2/6] C23: add a feature test for the __VA_OPT__
feature
---
include/features.h | 4 ++++
1 file changed, 4 insertions(+)
diff --git a/include/features.h b/include/features.h
index 8e1d84e3..05abcadc 100644
--- a/include/features.h
+++ b/include/features.h
@@ -57,4 +57,8 @@
#define __REDIR(x,y) __typeof__(x) x __asm__(#y)
+#define __has_VA_OPT2(_0, _1, ...) _1
+#define __has_VA_OPT1(...) __has_VA_OPT2(__VA_OPT__(,) 1, 0,)
+#define __has_VA_OPT __has_VA_OPT1(C23)
+
#endif
--
2.34.1
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