1 files changed, 1 insertions, 0 deletions
diff --git a/regcomp.c b/regcomp.c
index 46a0bb6d2a..f09e49dd9a 100644
--- a/regcomp.c
+++ b/regcomp.c
@@ -4610,6 +4610,7 @@ Perl_save_re_context(pTHX)
     SAVEI32(PL_reg_oldpos);			/* from regexec.c */
     SAVEVPTR(PL_reg_oldcurpm);		/* from regexec.c */
     SAVEVPTR(PL_reg_curpm);		/* from regexec.c */
+    SAVEI32(PL_regnpar);		/* () count. */
 #ifdef DEBUGGING
     SAVEPPTR(PL_reg_starttry);		/* from regexec.c */    
 #endif