Silence two build warnings on systems where ivsize > ptrsize.

Silence two build warnings on systems where ivsize > ptrsize.

# New Ticket Created by  "Eric Brine"
# Please include the string:  [perl #115710]
# in the subject line of all future correspondence about this issue.
# <URL: https://rt.perl.org:443/rt3/Ticket/Display.html?id=115710 >

This is a bug report for perl from ikegami@adaelis.com,
generated with the help of perlbug 1.39 running under perl 5.14.2.

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[Please describe your issue here]

Attached patch silences two build warnings on systems where ivsize >
ptrsize.

They are safe to ignore, a side-effect of a function with a polymorphic
interface.

cv = find_runcv_where(FIND_RUNCV_level_eq, iv,        NULL);
cv = find_runcv_where(FIND_RUNCV_padid_eq, PTR2IV(p), NULL);  // p is a
PADNAMELIST*

[Please do not change anything below this line]
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