| From: | Bruce Momjian <pgman(at)candle(dot)pha(dot)pa(dot)us> |
|---|---|
| To: | Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us> |
| Cc: | Tatsuo Ishii <t-ishii(at)sra(dot)co(dot)jp>, pgsql-hackers(at)postgresql(dot)org, Michael Meskes <meskes(at)postgresql(dot)org> |
| Subject: | Re: ecpg compile error on AIX |
| Date: | 2002-01-07 23:39:19 |
| Message-ID: | 200201072339.g07NdJc18541@candle.pha.pa.us |
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| Lists: | pgsql-hackers |
> In GNU C, addition and subtraction operations are supported on
> pointers to `void' and on pointers to functions. This is done by
> treating the size of a `void' or of a function as 1.
>
> A consequence of this is that `sizeof' is also allowed on `void' and
> on function types, and returns 1.
>
> The option `-Wpointer-arith' requests a warning if these extensions
> are used.
>
> It occurs to me that we ought to add -Wpointer-arith to our standard
> gcc options, so that this sort of mistake will be caught sooner in
> future.
I added this to my Makefile.custom.
--
Bruce Momjian | http://candle.pha.pa.us
pgman(at)candle(dot)pha(dot)pa(dot)us | (610) 853-3000
+ If your life is a hard drive, | 830 Blythe Avenue
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