[RFC] Deprecate "implicit int" for main() in C++

[Andreas Schwab]

On Mai 08 2018, Florian Weimer <fweimer@redhat.com> wrote:

> I wonder if it's currently a warning because the implicit int is used in
> configure checks.

Is it?  At least in the GCC sources I couldn't find any occurence of
main without a preceding int.

Andreas.

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Andreas Schwab, SUSE Labs, schwab@suse.de
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