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Re: why this testcase compile failed for gcc.

From: Jonathan Wakely <jwakely dot gcc at gmail dot com>
To: zhang qingshan <steven dot zhang54373 at gmail dot com>
Cc: Ian Lance Taylor <iant at google dot com>, gcc-help <gcc-help at gcc dot gnu dot org>
Date: Mon, 21 Feb 2011 11:26:19 +0000
Subject: Re: why this testcase compile failed for gcc.
References: <AANLkTimvRH-7kexujd8+an6DiD6jXCu5Xj17Hifwnfmg@mail.gmail.com> <mcr7hcx9ym5.fsf@google.com> <AANLkTinWoxRFJ_TFGK2_PTfuvuK7YW4bw4g=Lpns65DZ@mail.gmail.com>

On 21 February 2011 06:31, zhang qingshan wrote:
> IMO, function pointer is a pointer which its type descriptor is a
> function type ...
>
> Any difference with the normal pointer?

An lvalue of function type T can be implicitly converted to T*.

That is not true for non-function types.

References:
- why this testcase compile failed for gcc.
  - From: zhang qingshan
- Re: why this testcase compile failed for gcc.
  - From: Ian Lance Taylor
- Re: why this testcase compile failed for gcc.
  - From: zhang qingshan

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