destroy PL_svref_mutex in perl_destruct()

p4raw-id: //depot/perl@3045

1 files changed, 3 insertions, 0 deletions

diff --git a/perl.c b/perl.c
index 836ec10458..bda1498b3e 100644
--- a/perl.c
+++ b/perl.c
@@ -563,6 +563,9 @@ perl_destruct(register PerlInterpreter *sv_interp)
     MUTEX_DESTROY(&PL_eval_mutex);
     MUTEX_DESTROY(&PL_cred_mutex);
     COND_DESTROY(&PL_eval_cond);
+#ifdef EMULATE_ATOMIC_REFCOUNTS
+    MUTEX_DESTROY(&PL_svref_mutex);
+#endif /* EMULATE_ATOMIC_REFCOUNTS */
 
     /* As the penultimate thing, free the non-arena SV for thrsv */
     Safefree(SvPVX(PL_thrsv));