silence spurious 'may be uninitialized' warnings

-Wmaybe-uninitialized isn't smart enough, so explicitly NULL a couple
of vars to keep it happy.

diff --git a/op.c b/op.c
index 881cc74..fcefa23 100644 (file)
--- a/op.c
+++ b/op.c
@@ -1155,7 +1155,7 @@ S_scalar_slice_warning(pTHX_ const OP *o)
     const char funny =
        o->op_type == OP_ASLICE || o->op_type == OP_HSLICE ? '@' : '%';
     SV *name;
-    SV *keysv;
+    SV *keysv = NULL; /* just to silence compiler warnings */
     const char *key = NULL;
 
     if (!(o->op_private & OPpSLICEWARNING))
@@ -1921,6 +1921,7 @@ S_finalize_op(pTHX_ OP* o)
                rop = NULL;
        }
 
+        lexname = NULL; /* just to silence compiler warnings */
        check_fields =
            rop
         && (lexname = *av_fetch(PL_comppad_name, rop->op_targ, TRUE),