target/7370: ICE in fixup_var_refs_1 on s390x

[meissner@suse.de]

>Number:         7370
>Category:       target
>Synopsis:       ICE in fixup_var_refs_1 on s390x
>Confidential:   no
>Severity:       serious
>Priority:       medium
>Responsible:    unassigned
>State:          open
>Class:          ice-on-legal-code
>Submitter-Id:   net
>Arrival-Date:   Mon Jul 22 04:56:02 PDT 2002
>Closed-Date:
>Last-Modified:
>Originator:     Marcus Meissner <meissner@suse.de>
>Release:        gcc version 3.1.1 20020708 (prerelease)
>Organization:
>Environment:
SuSE Linux 8.0.99 / s390x
>Description:
When compiling the attached code snippet on S390X (64bit):

$ gcc -O1 xx.i
xx.c: In function `f':
xx.c:10: Internal compiler error in fixup_var_refs_1, at function.c:1964
Please submit a full bug report,
...

The error goes away with -O2 (probably because the stacktemp is removed).
>How-To-Repeat:
compile attached file with -O1
>Fix:
noclue
>Release-Note:
>Audit-Trail:
>Unformatted:
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