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Re: c/8754: Allows illegal code
- From: Volker Reichelt <reichelt at igpm dot rwth-aachen dot de>
- To: nobody at gcc dot gnu dot org
- Cc: gcc-prs at gcc dot gnu dot org,
- Date: 29 Nov 2002 14:36:00 -0000
- Subject: Re: c/8754: Allows illegal code
- Reply-to: Volker Reichelt <reichelt at igpm dot rwth-aachen dot de>
The following reply was made to PR c/8754; it has been noted by GNATS.
From: Volker Reichelt <reichelt@igpm.rwth-aachen.de>
To: pere@hungry.com
Cc: gcc-bugs@gcc.gnu.org, gcc-prs@gcc.gnu.org, nobody@gcc.gnu.org,
gcc-gnats@gcc.gnu.org
Subject: Re: c/8754: Allows illegal code
Date: Fri, 29 Nov 2002 16:22:06 +0100
On 29 Nov, Petter Reinholdtsen wrote:
>> Not a bug.
>> Nested functions are a GNU extension, see
>> http://gcc.gnu.org/onlinedocs/gcc-3.2/gcc/Nested-Functions.html
>
> And function overloading for main() is well defined as well?
This is not overloading. You can do the following (which is also
accepted by SGI's compiler):
int main()
{
double main=3;
return main;
}
In your case the identifier main inside the outer function main is a
function, not a double. That's the only difference.
> Reimplementing main() inside main() is a bug, and should be flagged as such.
Nope. See above.