c++/715: ICE in spill_failure upon returning undefined variable

[holmen@mail.nu]

>Number:         715
>Category:       c++
>Synopsis:       ICE in spill_failure upon returning undefined variable
>Confidential:   no
>Severity:       non-critical
>Priority:       low
>Responsible:    unassigned
>State:          open
>Class:          ice-on-illegal-code
>Submitter-Id:   net
>Arrival-Date:   Mon Oct 30 16:16:00 PST 2000
>Closed-Date:
>Last-Modified:
>Originator:     Thomas Holmen Jørgensen
>Release:        gcc version 2.96 20000731 (Red Hat Linux 7.0)
>Organization:
>Environment:

>Description:
A bit complicated since the compiler fails to find a
register. See How-To-Repeat.
>How-To-Repeat:
class C {
    int f() {return 0;}
};

class D {
    C a[1];
    C* g();
};

C* D::g() {
    int i = 0;
    while (i < 1 && a[i].f() != 1) {}
    return undefined_variable;
}
>Fix:

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