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Re: multiple declaration / definition
- To: "Aparna Ranish" <aparna_ranish at rediffmail dot com>
- Subject: Re: multiple declaration / definition
- From: Alexandre Oliva <aoliva at redhat dot com>
- Date: 10 Jul 2001 15:42:40 -0300
- Cc: "gcc-help at gcc dot gnu dot org" <gcc-help at gcc dot gnu dot org>, "gcc at gcc dot gnu dot org" <gcc at gcc dot gnu dot org>
- Organization: GCC Team, Red Hat
- References: <20010710080723.26572.qmail@mailFA5.rediffmail.com>
On Jul 10, 2001, "Aparna Ranish" <aparna_ranish@rediffmail.com> wrote:
> int i = 2;
> int i;
The second declaration&definition of `i' is a tentative definition,
because it doesn't have an initializer. A program can contain many
tentative definitions of a global object, but at most one external
definition (i.e., with an initializer).
--
Alexandre Oliva Enjoy Guarana', see http://www.ic.unicamp.br/~oliva/
Red Hat GCC Developer aoliva@{cygnus.com, redhat.com}
CS PhD student at IC-Unicamp oliva@{lsd.ic.unicamp.br, gnu.org}
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