[Bug c/17573] redefinition of builtin generates error when K&R fn def used

[schwab at suse dot de]

------- Additional Comments From schwab at suse dot de  2004-09-20 22:44 -------
The definition is not compatible with the declaration.  In K&R style a  
function parameter that is defined as float is actually a double due to  
default promotion. 

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http://gcc.gnu.org/bugzilla/show_bug.cgi?id=17573