apply patch for smarter AASSIGN_COMMON detection; regen headers

	Message-Id: <13737.12300.950886.821143@alias-2.pr.mcs.net>
	Subject: [PATCH] @a=@a=qw(1) not working, both 5.004_04 and 5.004_71

p4raw-id: //depot/perl@1458

3 files changed, 12 insertions, 2 deletions

diff --git a/op.c b/op.c
index 89c70b4e9e..58facaae07 100644
--- a/op.c
+++ b/op.c
@@ -2223,6 +2223,8 @@ pmruntime(OP *o, OP *expr, OP *repl)
 			     curop->op_type == OP_PADANY) {
 			repl_has_vars = 1;
 		    }
+		    else if (curop->op_type == OP_PUSHRE)
+			; /* Okay here, dangerous in newASSIGNOP */
 		    else
 			break;
 		}
@@ -2522,6 +2524,14 @@ newASSIGNOP(I32 flags, OP *left, I32 optype, OP *right)
 			if (lastop->op_type != OP_GV)	/* funny deref? */
 			    break;
 		    }
+		    else if (curop->op_type == OP_PUSHRE) {
+			if (((PMOP*)curop)->op_pmreplroot) {
+			    GV *gv = (GV*)((PMOP*)curop)->op_pmreplroot;
+			    if (gv == defgv || SvCUR(gv) == generation)
+				break;
+			    SvCUR(gv) = generation;
+			}	
+		    }
 		    else
 			break;
 		}
diff --git a/opcode.h b/opcode.h
index a1e91748b3..04680c894f 100644
--- a/opcode.h
+++ b/opcode.h
@@ -2180,7 +2180,7 @@ EXT U32 opargs[] = {
 	0x00000040,	/* padav */
 	0x00000040,	/* padhv */
 	0x00000040,	/* padany */
-	0x00000600,	/* pushre */
+	0x00000640,	/* pushre */
 	0x00000144,	/* rv2gv */
 	0x00000144,	/* rv2sv */
 	0x00000114,	/* av2arylen */
diff --git a/opcode.pl b/opcode.pl
index f7e4f76eac..8544705b76 100755
--- a/opcode.pl
+++ b/opcode.pl
@@ -248,7 +248,7 @@ padav		private array		ck_null		d0
 padhv		private hash		ck_null		d0
 padany		private something	ck_null		d0
 
-pushre		push regexp		ck_null		/
+pushre		push regexp		ck_null		d/
 
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