handle cloning of parsers on the save stack

p4raw-id: //depot/perl@29678

1 files changed, 8 insertions, 0 deletions

diff --git a/scope.h b/scope.h
index c80430066f..40e9fe6f3d 100644
--- a/scope.h
+++ b/scope.h
@@ -53,6 +53,7 @@
 #define SAVEt_RE_STATE		42
 #define SAVEt_COMPILE_WARNINGS	43
 #define SAVEt_STACK_CXPOS	44
+#define SAVEt_PARSER		45
 
 #ifndef SCOPE_SAVES_SIGNAL_MASK
 #define SCOPE_SAVES_SIGNAL_MASK 0
@@ -214,6 +215,13 @@ Closing bracket on a callback.  See C<ENTER> and L<perlcall>.
         SSPUSHINT(SAVEt_STACK_CXPOS);             \
     } STMT_END
 
+#define SAVEPARSER(p) \
+    STMT_START {                                  \
+        SSCHECK(2);                               \
+        SSPUSHPTR(p);		                  \
+        SSPUSHINT(SAVEt_PARSER); 	          \
+    } STMT_END
+
 #ifdef USE_ITHREADS
 #  define SAVECOPSTASH(c)	SAVEPPTR(CopSTASHPV(c))
 #  define SAVECOPSTASH_FREE(c)	SAVESHAREDPV(CopSTASHPV(c))