Compatibility fix for perl 5.21.6

[perl/modules/Lexical-Types.git] / Types.xs

diff --git a/Types.xs b/Types.xs
index 02e5da71947dad06be2ab3c875f8eca5e2550949..0cff8fa6e90a930d94f37208b13c9859c4cd1742 100644 (file)
--- a/Types.xs
+++ b/Types.xs
@@ -687,7 +687,9 @@ STATIC OP *lt_pp_padrange(pTHX) {
   base  = PL_op->op_targ;
   count = PL_op->op_private & OPpPADRANGE_COUNTMASK;
 
-  for (i = 0, p = roi.padxv_start; i < count && p; ++i, p = OP_SIBLING(p)) {
+  for (i = 0, p = roi.padxv_start; i < count && p; ++i, p = p->op_next) {
+   while (p->op_type == OP_NULL)
+    p = p->op_next;
    lt_op_padxv_info oi;
    if (p->op_type == OP_PADSV && lt_padxv_map_fetch(p, &oi))
     lt_op_padxv_info_call(&oi, PAD_SV(base + i));
@@ -806,7 +808,7 @@ STATIC int lt_maybe_padrange_setup(pTHX_ OP *o, const OP *start) {
 
  count = o->op_private & OPpPADRANGE_COUNTMASK;
 
- for (i = 0, p = start; i < count && p; ++i, p = OP_SIBLING(p)) {
+ for (i = 0, p = start; i < count && p; ++i, p = p->op_next) {
   if (p->op_type == OP_PADSV) {
    /* In a padrange sequence, either all lexicals are typed, or none are.
     * Thus we can stop at the first padsv op. However, note that these
@@ -858,8 +860,15 @@ STATIC void lt_peep_rec(pTHX_ OP *o, ptable *seen) {
                                        && !(o->op_flags & OPf_SPECIAL)) {
      /* A padrange op is guaranteed to have previously been a pushmark.
       * Moreover, for non-special padrange ops (i.e. that aren't for
-      * my (...) = @_), the original padxv ops are its siblings. */
-     lt_maybe_padrange_setup(o, OP_SIBLING(o));
+      * my (...) = @_), the first original padxv is its sibling or nephew.
+      */
+     OP *kid = OP_SIBLING(o);
+     if (kid->op_type == OP_NULL && kid->op_flags & OPf_KIDS) {
+      kid = kUNOP->op_first;
+      if (kid->op_type == OP_NULL)
+       kid = OP_SIBLING(kid);
+     }
+     lt_maybe_padrange_setup(o, kid);
     }
     break;
    case OP_AASSIGN: {