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[Bug c/20655] Attempt to use undefined structure tag triggers no diagnostic


------- Additional Comments From joseph at codesourcery dot com  2005-04-01 20:19 -------
Subject: Re:  Attempt to use undefined structure tag triggers
 no diagnostic

On Fri, 1 Apr 2005, jozef dot behran at krs dot sk wrote:

> Note that the code is valid, but unusual. If you see a structure tag used 
> somewhere without being declared, most likely it is a bug in the code. Otherwise 

No, if a tag is used without the structure or union contents being defined 
then most likely it is being used as an opaque type and the definition is 
in a separate internal header for e.g. the library implementation but does 
not form part of the public interface.



-- 


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=20655


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