java/3417: Downcast on integral types.

[apbianco@cygnus.com]

>Number:         3417
>Category:       java
>Synopsis:       Downcast on integral types.
>Confidential:   no
>Severity:       non-critical
>Priority:       medium
>Responsible:    unassigned
>State:          open
>Class:          accepts-illegal
>Submitter-Id:   net
>Arrival-Date:   Mon Jun 25 16:46:01 PDT 2001
>Closed-Date:
>Last-Modified:
>Originator:     Alex
>Release:        all.
>Organization:
>Environment:
all.
>Description:
java/decl.c:build_result_decl widen integral return type
to int_type_node, for better cooperation with C++. It
prevents jc1 from catching the error in this code:

class Foobar { char func (int i) { return i; } }
>How-To-Repeat:
Compile class Foobar.
>Fix:
Not yet.
>Release-Note:
>Audit-Trail:
>Unformatted: