Un-revert "[MERGE] add+use si_cxsubix field"

original merge commit: v5.31.3-198-gd2cd363728
reverted by:           v5.31.4-0-g20ef288c53

The commit following this commit fixes the breakage, which that means
the revert can be undone.

1 files changed, 1 insertions, 0 deletions

diff --git a/sv.c b/sv.c
index e088e5c419..0b878a4630 100644
--- a/sv.c
+++ b/sv.c
@@ -14690,6 +14690,7 @@ Perl_si_dup(pTHX_ PERL_SI *si, CLONE_PARAMS* param)
 
     nsi->si_stack	= av_dup_inc(si->si_stack, param);
     nsi->si_cxix	= si->si_cxix;
+    nsi->si_cxsubix	= si->si_cxsubix;
     nsi->si_cxmax	= si->si_cxmax;
     nsi->si_cxstack	= cx_dup(si->si_cxstack, si->si_cxix, si->si_cxmax, param);
     nsi->si_type	= si->si_type;