From: Vincent Pit <vince@profvince.com>
Date: Sun, 11 Jan 2009 18:19:28 +0000 (+0100)
Subject: In su_unwind(), get the gimme before unwinding
X-Git-Tag: v0.04~2
X-Git-Url: http://git.vpit.fr/?p=perl%2Fmodules%2FScope-Upper.git;a=commitdiff_plain;h=94447dd11718ac77b9608e0528c5d3d090e63aa1

In su_unwind(), get the gimme before unwinding

The gimme value is here needed for reversing the stack sanitization that happens in pp_entersub. Hence we really need the gimme value for the topmost op.
---

diff --git a/Upper.xs b/Upper.xs
index aad6980..f89f1dc 100644
--- a/Upper.xs
+++ b/Upper.xs
@@ -529,6 +529,8 @@ STATIC void su_unwind(pTHX_ void *ud_) {
  I32 items = ud->items - 1;
  I32 gimme, mark;
 
+ gimme = GIMME_V;
+
  if (cxstack_ix > cxix)
   dounwind(cxix);
 
@@ -538,7 +540,6 @@ STATIC void su_unwind(pTHX_ void *ud_) {
 
  mark = PL_markstack[cxstack[cxix].blk_oldmarksp];
 
- gimme = GIMME_V;
  if (gimme == G_SCALAR) {
   *PL_markstack_ptr = PL_stack_sp - PL_stack_base;
   PL_stack_sp += items;