c/3953: compiler accepts invalid type modes

[mark@codesourcery.com]

>Number:         3953
>Category:       c
>Synopsis:       compiler accepts invalid type modes
>Confidential:   no
>Severity:       serious
>Priority:       medium
>Responsible:    unassigned
>State:          open
>Class:          sw-bug
>Submitter-Id:   net
>Arrival-Date:   Mon Aug 06 19:56:27 PDT 2001
>Closed-Date:
>Last-Modified:
>Originator:     mark@codesourcery.com
>Release:        3.0
>Organization:
>Environment:

>Description:
An attribute that specifies a floating-point mode for
an integer, or vice versa, is accepted -- but chaos
ensues.
>How-To-Repeat:
Compile the attached file.  On i686-pc-linux-gnu, 
bash-2.04$ ~/dev/gcc-3.0/objdir/gcc/cc1 attribute1.c  
 x
attribute1.c: In function `x':
attribute1.c:15: Internal compiler error in convert_move, at expr.c:515
>Fix:

>Release-Note:
>Audit-Trail:
>Unformatted:
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