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-rw-r--r--tests/c++defs.h8
1 files changed, 7 insertions, 1 deletions
diff --git a/tests/c++defs.h b/tests/c++defs.h
index ad181558..eb66967b 100644
--- a/tests/c++defs.h
+++ b/tests/c++defs.h
@@ -1,5 +1,5 @@
/* C++ compatible function declaration macros.
- Copyright (C) 2010-2022 Free Software Foundation, Inc.
+ Copyright (C) 2010-2024 Free Software Foundation, Inc.
This program is free software: you can redistribute it and/or modify it
under the terms of the GNU Lesser General Public License as published
@@ -99,6 +99,12 @@
Example:
_GL_FUNCDECL_RPL (open, int, (const char *filename, int flags, ...)
_GL_ARG_NONNULL ((1)));
+
+ Note: Attributes, such as _GL_ATTRIBUTE_DEPRECATED, are supported in front
+ of a _GL_FUNCDECL_RPL invocation only in C mode, not in C++ mode. (That's
+ because
+ [[...]] extern "C" <declaration>;
+ is invalid syntax in C++.)
*/
#define _GL_FUNCDECL_RPL(func,rettype,parameters_and_attributes) \
_GL_FUNCDECL_RPL_1 (rpl_##func, rettype, parameters_and_attributes)