[PATCH] Fix PR optimization/12085

[Eric Botcazou]

> Is it "valid Objective-C"? Some testcases in the objc testsuite produce
> CALL_EXPR trees with a cast to a non-compatible function type.

Attached is a patch that passes the objc testsuite.  Note that objc_comptypes 
appears to do nothing for function types and always return -1 (so the 
testcase compiles).  If I use comptypes for objc, I get several testsuite 
failures.


2003-12-17  Eric Botcazou  <ebotcazou@libertysurf.fr>

        PR c/12085
	* c-typeck.c (build_function_call): Issue an error if a
	function is called through an incompatible prototype.


2003-12-17  Eric Botcazou  <ebotcazou@libertysurf.fr>

	* gcc.dg/cast-function-1.c: New test.


-- 
Eric Botcazou
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