Author: Dave Gomboc
Date: 15:58:41 12/02/99
Go up one level in this thread
On December 02, 1999 at 16:21:48, Tom Kerrigan wrote:
>I'm currently using the following to define a move:
>
>typedef union {
> int i;
> struct {
> char from;
> char to;
> char promote;
> char flags;
> };
>} move_t;
>
>This allows the structure to be treated as an integer, so moves can be copied
>and compared easily.
>
>However, I just noticed that VC++ 5.0 produces a level 4 warning because the
>struct is unnamed.
>
>How bad is this? Will some compilers not compile my stuff because of it?
>
>-Tom
Not sure if unnamed structs are legit in C or not.
I don't remember exactly, but I think that I tried ditching the int i and using
an int for each member of the struct, and that doing this gave a speedup over
the original code.
Dave
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