RE: [sdcc-devel] [ sdcc-Bugs-476678 ] Global scoping is getting lost

[Scott D. <sc...@da...>]

On Wed, 31 Oct 2001, Sandeep Dutta wrote:

> Johan,
>
> I'm still confused .. why does char2 inside the loop have a
> global scope it has been declared in function ...
> void c1(void)
> > > {
> > >   char2 = 9;

Sandeep,

"char2" is not declared in the scope of c1. It was declared globally and
only assigned within c1.


> > >
> > >   for(i=0;i<4;i++) {
> > >     c2();
> > >     char1=char2;   <<== should be 9
> > >     char0+=char1;
> > >
> > >   }
> > > }


The problem here is that the function c2() changes the contents of char2.
However, the function c1 is using its locale copy of char2 to add to
char1.

Scott