bootstrap/9180: ICE on alphaev56-unknown-linux-gnu building libffi

[jsturm@one-point.com]

>Number:         9180
>Category:       bootstrap
>Synopsis:       ICE on alphaev56-unknown-linux-gnu building libffi
>Confidential:   no
>Severity:       serious
>Priority:       medium
>Responsible:    unassigned
>State:          open
>Class:          sw-bug
>Submitter-Id:   net
>Arrival-Date:   Sun Jan 05 20:16:01 PST 2003
>Closed-Date:
>Last-Modified:
>Originator:     jsturm@one-point.com
>Release:        3.3 (prerelease)
>Organization:
>Environment:
alphaev56-unknown-linux-gnu
>Description:
The attached legal C source extracted from libffi cauaes an ICE when compiled at -O2 on alpha-linux:

ffitest.i: In function `ffitest':
ffitest.i:9: error: unrecognizable insn:
(insn 33 11 34 0 (nil) (set (reg:DI 27 $27)
        (unspec:DI [
                (reg:DI 29 $29)
                (symbol_ref:DI ("@Lcl"))
                (const_int 2 [0x2])
            ] 11)) -1 (nil)
    (nil))
ffitest.i:9: internal compiler error: in extract_insn, at recog.c:2175
>How-To-Repeat:
gcc -O2 -S ffitest.i
>Fix:

>Release-Note:
>Audit-Trail:
>Unformatted:
----gnatsweb-attachment----
Content-Type: application/octet-stream; name="ffitest.i"
Content-Transfer-Encoding: base64
Content-Disposition: attachment; filename="ffitest.i"

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