[Bug c/1027] slightly misleading printf format warning

jsm at polyomino dot org dot uk gcc-bugzilla@gcc.gnu.org
Tue Jun 1 15:37:00 GMT 2004


------- Additional Comments From jsm at polyomino dot org dot uk  2004-06-01 15:37 -------
Subject: Re:  slightly misleading printf format warning

On Tue, 1 Jun 2004, bangerth at dealii dot org wrote:

> I also find the message overly terse. The abbreviated form "arg" for 
> argument sounds too much like an unquoted reference to a variable. 
> Why can't we speak English as in most other messages, for example 
>   "The format contains a char*, but argument 2 is a float." 
> ? 

How about something like

warning: format '%s' expects a char *, but argument 2 has type float *

(i.e., giving the particular format with bad argument type)?

The %T format isn't yet hooked up to the pretty-printer code for printing
types, once it is then improving these warnings will be straighforward.



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http://gcc.gnu.org/bugzilla/show_bug.cgi?id=1027



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