Article View: comp.std.c++
Article #1722Re: Default Argument Resolving Problem
From: Boris Rasin
Date: Mon, 14 Aug 1995 06:49
Date: Mon, 14 Aug 1995 06:49
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1320 bytes
>extern int i = 1;
>extern void f( int x = i );
>extern int main() {
> i = 2;
> f(); // == f(2) of course
> int i = 3; // from now on lokal i hides global i
> f(); // f(2) or f(3) ?
>};
>
>At which point will the *name* of a default argument be resolved?
>- at declaration Point ( so it is bound to a reference )
>or at any individual point f is called ( working like a macro
>and resolving the name whatever it stands for at this moment )?
Default arguments are resolved at the declaration point.
I'm sure I read about it somewhere.
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Path: arc1-ca.pugleaf.net!128.32.155.1!matt From: Boris Rasin <brasin@NetVision.net.il> Newsgroups: comp.std.c++ Subject: Re: Default Argument Resolving Problem Date: 14 Aug 1995 06:49:47 GMT Organization: NetVision USENET Site. Approved: matt@physics2.Berkeley.EDU (Matt Austern) Message-ID: <MATT.95Aug13234947@physics2.Berkeley.EDU> References: <3vb4t8$14s3@hrz-ws11.hrz.uni-kassel.de> NNTP-Posting-Host: physics2.berkeley.edu