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Avoid clang warnings regarding [[__nodiscard__]].
authorBruno Haible <bruno@clisp.org>
Sat, 28 Jan 2023 10:52:40 +0000 (11:52 +0100)
committerBruno Haible <bruno@clisp.org>
Fri, 10 Feb 2023 02:57:19 +0000 (03:57 +0100)
commit5ac16181d387546110117c70cc82e721e3198723
tree5e9fc87b7281556af113043c818a6eca14bac1a7
parentec33596f7be50689634067a22fdcc04e3bf48ae3
Avoid clang warnings regarding [[__nodiscard__]].

* m4/gnulib-common.m4 (gl_COMMON_BODY): For clang, in C++ mode, ignore
the __has_c_attribute value and define _GL_ATTRIBUTE_NODISCARD to
__attribute__ ((__warn_unused_result__)), not [[__nodiscard__]].
ChangeLog
m4/gnulib-common.m4