Missed scope guard statements
Robert Fraser
fraserofthenight at gmail.com
Wed Mar 5 14:54:35 PST 2008
Hi Steve,
The place to report issues is here: http://d.puremagic.com/issues/ . You
need to register a bugzilla account, then click "New" on the bottom bar,
then "D", and enter a world of happiness and bug reporting.
I would guess that in both cases, that should produce the output:
world
hello
Since the writefln("hello") is within a scope-exit, so should only fire
as part of the function exit condition.
Steve Jackson wrote:
> (This is a report of what I believe is a "new" bug in the D compiler. I'm not sure whether this newsgroup is the appropriate place to report such things, but it is the best I have been able to find.)
>
> While experimenting with scope guard statements, I came across some unexpected behavior. This snippet:
>
> {
> if( true ){ scope(exit) writef("hello"); }
> writefln(" world" );
> }
>
> Produces the output "hello world", as I expected. However, if I remove the if statement's braces, like so:
>
> {
> if( true ) scope(exit) writef("hello");
> writefln( " world" );
> }
>
> ... then the first writef call is skipped entirely, and the output is " world". No errors or compiler warnings are generated.
>
> I'm using the dmd compiler v2.010 on Linux.
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