Silence empty if-statement warning.

p4raw-id: //depot/perl@28534

diff --git a/universal.c b/universal.c
index e674d50..7bbcbdb 100644 (file)
--- a/universal.c
+++ b/universal.c
@@ -69,9 +69,11 @@ S_isa_lookup(pTHX_ HV *stash, const char *name, const HV* const name_stash,
            SV** const svp = (SV**)hv_fetch(hv, name, len, FALSE);
            if (svp) {
                SV * const sv = *svp;
+#ifdef DEBUGGING
                if (sv != &PL_sv_undef)
                    DEBUG_o( Perl_deb(aTHX_ "Using cached ISA %s for package %s\n",
                                    name, hvname) );
+#endif
                return (sv == &PL_sv_yes);
            }
        }