From 79281d59c7b7bf3b28e34725811c8102f8063efc Mon Sep 17 00:00:00 2001 From: Leonid Yuriev Date: Sun, 25 Jul 2021 23:16:14 +0300 Subject: [PATCH] mdbx++: workaround macro for clang bugs. --- mdbx.h | 7 +++++-- 1 file changed, 5 insertions(+), 2 deletions(-) diff --git a/mdbx.h b/mdbx.h index 843da893..29d1b7e3 100644 --- a/mdbx.h +++ b/mdbx.h @@ -460,8 +460,11 @@ typedef mode_t mdbx_mode_t; #endif #endif /* MDBX_PRINTF_ARGS */ -#if defined(DOXYGEN) || (__has_cpp_attribute(maybe_unused) && \ - (defined(__cplusplus) || __STDC_VERSION__ > 202005L)) +#if defined(DOXYGEN) || \ + (defined(__cplusplus) && __has_cpp_attribute(maybe_unused) && \ + __has_cpp_attribute(maybe_unused) >= 201603) || \ + (!defined(__cplusplus) && defined(__STDC_VERSION__) && \ + __STDC_VERSION__ > 202005L) #define MDBX_MAYBE_UNUSED [[maybe_unused]] #elif defined(__GNUC__) || __has_attribute(__unused__) #define MDBX_MAYBE_UNUSED __attribute__((__unused__))