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Thu, 15 Sep 2022 23:40:57 -0700 (PDT) MIME-Version: 1.0 References: <20220915023624.3384-1-nvinson234@gmail.com> In-Reply-To: From: Roman Perepelitsa Date: Fri, 16 Sep 2022 08:40:44 +0200 Message-ID: Subject: Re: [PATCH] Fix configure test build errors with clang-15 To: Bart Schaefer Cc: zsh-workers@zsh.org, Nicholas Vinson Content-Type: text/plain; charset="UTF-8" X-Seq: 50639 Archived-At: X-Loop: zsh-workers@zsh.org Errors-To: zsh-workers-owner@zsh.org Precedence: list Precedence: bulk Sender: zsh-workers-request@zsh.org X-no-archive: yes List-Id: List-Help: List-Subscribe: List-Unsubscribe: List-Post: List-Owner: List-Archive: On Fri, Sep 16, 2022 at 12:30 AM Bart Schaefer wrote: > > On Wed, Sep 14, 2022 at 7:42 PM Nicholas Vinson wrote: > > > > When building with clang-15.0.0, I discovered several configure tests > > incorrectly fail because clang-15.0.0 errors with messages similar to: > > > > "error: type specifier missing, defaults to 'int'" > > For zsh-workers -- do we need to worry that these changed declarations > themselves need to be conditionalized somehow, that is, are other > compilers going to fail because of "int main()" when they expect "void > main()"? "void main()" has been invalid C and "int main()" valid C since the very first standard. There are no C compilers that reject the latter. Note that this patch is replacing "main()" (no type specifier at all) with "int main()". The new code will work everywhere. Roman.