reenable change#9145 (the test was busted due to a missing

C<print "ok 27\n">)

p4raw-link: @9145 on //depot/perl: 4af0bda917eceeead6e59e5dc7c6b28fce055a0a

p4raw-id: //depot/perl@9151

3 files changed, 60 insertions, 18 deletions

diff --git a/op.c b/op.c
index 421dc9e69d..5623e146ad 100644
--- a/op.c
+++ b/op.c
@@ -843,6 +843,29 @@ S_op_clear(pTHX_ OP *o)
     case OP_MATCH:
     case OP_QR:
 clear_pmop:
+	{
+	    HV *pmstash = PmopSTASH(cPMOPo);
+	    if (pmstash) {
+		PMOP *pmop = HvPMROOT(pmstash);
+		PMOP *lastpmop = NULL;
+		while (pmop) {
+		    if (cPMOPo == pmop) {
+			if (lastpmop)
+			    lastpmop->op_pmnext = pmop->op_pmnext;
+			else
+			    HvPMROOT(pmstash) = pmop->op_pmnext;
+			break;
+		    }
+		    lastpmop = pmop;
+		    pmop = pmop->op_pmnext;
+		}
+#ifdef USE_ITHREADS
+		Safefree(PmopSTASHPV(cPMOPo));
+#else
+		/* NOTE: PMOP.op_pmstash is not refcounted */
+#endif
+	    }
+	}
 	cPMOPo->op_pmreplroot = Nullop;
 	ReREFCNT_dec(cPMOPo->op_pmregexp);
 	cPMOPo->op_pmregexp = (REGEXP*)NULL;
@@ -2935,6 +2958,7 @@ Perl_newPMOP(pTHX_ I32 type, I32 flags)
     if (type != OP_TRANS && PL_curstash) {
 	pmop->op_pmnext = HvPMROOT(PL_curstash);
 	HvPMROOT(PL_curstash) = pmop;
+	PmopSTASH_set(pmop,PL_curstash);
     }
 
     return (OP*)pmop;
diff --git a/op.h b/op.h
index 6c629427da..f7bd4b04d6 100644
--- a/op.h
+++ b/op.h
@@ -242,6 +242,11 @@ struct pmop {
     U16		op_pmflags;
     U16		op_pmpermflags;
     U8		op_pmdynflags;
+#ifdef USE_ITHREADS
+    char *	op_pmstashpv;
+#else
+    HV *	op_pmstash;
+#endif
 };
 
 #define PMdf_USED	0x01		/* pm has been used once already */
@@ -271,6 +276,20 @@ struct pmop {
 /* mask of bits stored in regexp->reganch */
 #define PMf_COMPILETIME	(PMf_MULTILINE|PMf_SINGLELINE|PMf_LOCALE|PMf_FOLD|PMf_EXTENDED)
 
+#ifdef USE_ITHREADS
+#  define PmopSTASHPV(o)	((o)->op_pmstashpv)
+#  define PmopSTASHPV_set(o,pv)	((o)->op_pmstashpv = ((pv) ? savepv(pv) : Nullch))
+#  define PmopSTASH(o)		(PmopSTASHPV(o) \
+				 ? gv_stashpv(PmopSTASHPV(o),GV_ADD) : Nullhv)
+#  define PmopSTASH_set(o,hv)	PmopSTASHPV_set(o, (hv) ? HvNAME(hv) : Nullch)
+#else
+#  define PmopSTASH(o)		((o)->op_pmstash)
+#  define PmopSTASH_set(o,hv)	((o)->op_pmstash = (hv))
+#  define PmopSTASHPV(o)	(PmopSTASH(o) ? HvNAME(PmopSTASH(o)) : Nullch)
+   /* op_pmstash is not refcounted */
+#  define PmopSTASHPV_set(o,pv)	PmopSTASH_set((o), gv_stashpv(pv,GV_ADD))
+#endif
+
 struct svop {
     BASEOP
     SV *	op_sv;
diff --git a/t/op/pat.t b/t/op/pat.t
index 293e74869e..4ba99190d0 100755
--- a/t/op/pat.t
+++ b/t/op/pat.t
@@ -70,24 +70,23 @@ $* = 1;		# test 3 only tested the optimized version--this one is for real
 if ("ab\ncd\n" =~ /^cd/) {print "ok 24\n";} else {print "not ok 24\n";}
 $* = 0;
 
-#$XXX{123} = 123;
-#$XXX{234} = 234;
-#$XXX{345} = 345;
-#
-#@XXX = ('ok 25','not ok 25', 'ok 26','not ok 26','not ok 27');
-#while ($_ = shift(@XXX)) {
-#    ?(.*)? && (print $1,"\n");
-#    /not/ && reset;
-#    /not ok 26/ && reset 'X';
-#}
-#
-#while (($key,$val) = each(%XXX)) {
-#    print "not ok 27\n";
-#    exit;
-#}
-#
-#print "ok 27\n";
-for (25..27) { print "ok $_\n" }
+$XXX{123} = 123;
+$XXX{234} = 234;
+$XXX{345} = 345;
+
+@XXX = ('ok 25','not ok 25', 'ok 26','not ok 26','not ok 27');
+while ($_ = shift(@XXX)) {
+    ?(.*)? && (print $1,"\n");
+    /not/ && reset;
+    /not ok 26/ && reset 'X';
+}
+
+while (($key,$val) = each(%XXX)) {
+    print "not ok 27\n";
+    exit;
+}
+
+print "ok 27\n";
 
 'cde' =~ /[^ab]*/;
 'xyz' =~ //;