--- GLOGIC 20 <[EMAIL PROTECTED]> wrote:
>
>
>
> >From: Mickey Mathieson <[EMAIL PROTECTED]>
> >Reply-To: [email protected]
> >To: [email protected]
> >Subject: Re: [c-prog] confused with struct?
> >Date: Thu, 22 Mar 2007 11:35:09 -0700 (PDT)
> >
> >
> >--- glogic_1 <[EMAIL PROTECTED]> wrote:
> >
> > > Hey all
> > > K this is the problem.. I have a
> CaveArray[][]made
> > > up of the
> > > following struct. when i refer to the bool
> members
> > > of it to test if
> > > it is true or false it always skips the code
> > > following.
> > >
> > > struct cave { //template of each
> cave
> > > bool North ;
> > > bool South ;
> > > bool East ;
> > > bool West ;
> > > bool Wumpus ;
> > > bool NewWumpus;
> > > bool Hole ;
> > > bool Arrows ;
> > > bool Lives ;
> > > bool CaveFound;
> > >
> > >
> > >
> > > } CaveArray [IROW][ICOL] ;
> > >
> > > e.g.
> > > if ( Maze[iX][iY].North == true )
> > > {
> > > if ( Maze[iX-1][iY].Hole == true
> )
> > > //even though this expression is
> > > true it never goes
> > > into the following code it just skips on.. ive
> put
> > > watches on all
> > > the CaveArray and stepped through the code and
> then
> > > the expression
> > > is highlighted it says its true but still skips
> the
> > > code anyway
> > > {
> > > bHole = true;
> > > }
> > > }
> > > iX and iY are always within the array size
> > >
> > > any ideas why this is??
> > > Cheers
> > > g
> > >
> > >
> >
> >Is BHole being referenced anywhere in the program?
>
> at the start of the function i declare bHole as
> being false. then if
> Maze[iX-1][iY].Hole == true i flag bHole as being
> true. which is used later
> in the function to output the relevent txt to the
> screen.
> It is used later in the code so that would mean that
> the problem is not
> because its being optimized right? im using borland
> builder 6 and that warns
> when there are unsued variables but im getting no
> warnings either
>
Try placing a printf or MessageBox(depending on
program type) in the code block and see if it gets
invoked.
Make sure optimization is off - its on the option page
for borland 6.0 IDE.
Mickey
> >
> >I would suspect that bHole is being optimized out
> of
> >the code because its of no use to the program.
> >
> >If the program below is optimized it will exclude
> the
> >second code block.
> >
> >
> >int main()
> >{
> > bool a = true;
> > bool b = true;
> > bool c = true;
> >
> > if (a)
> > {
> > if (b)
> > {
> > bvalue = true;
> > }
> > }
> >
> > return 0;
> >}
> >
> >try turning off optimization or reference bHole
> >somewhere in the program.
> >
> >
> >
> >Mickey M.
> >Construction Partner Inc.
> >http://www.constructionpartner.com
> >
> >
> >
>
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