squelch some more type mismatch warnings

SvREFCNT_dec(x ? y : z) did not typecast the right thing due to
missing parens in macro definition

p4raw-id: //depot/perl@16055

1 files changed, 1 insertions, 1 deletions

diff --git a/pp.c b/pp.c
index 3b3d76d99e..a2433d9b17 100644
--- a/pp.c
+++ b/pp.c
@@ -1185,7 +1185,7 @@ PP(pp_divide)
                     }
                     /* 2s complement assumption */
                     if (result <= (UV)IV_MIN)
-                        SETi( -result );
+                        SETi( -(IV)result );
                     else {
                         /* It's exact but too negative for IV. */
                         SETn( -(NV)result );