Fix a bug in method caching. Better version (broader) of change #29336.

Subject: Re: mro status, etc
From: "Brandon Black" <blblack@gmail.com>
Message-ID: <84621a60704260852y5a3dd2a5jeb633bb46cc7a8c0@mail.gmail.com>
p4raw-link: @29336 on //depot/perl: ae6d515f69537dd5e2631b15104c2c90d022fd19

p4raw-id: //depot/perl@31091

1 files changed, 0 insertions, 5 deletions

diff --git a/pp_hot.c b/pp_hot.c
index 034495d872..0fcec7eb7d 100644
--- a/pp_hot.c
+++ b/pp_hot.c
@@ -180,11 +180,6 @@ PP(pp_sassign)
 	    SvREFCNT_dec(cv);
 	    LEAVE;
 	}
-
-	if (strEQ(GvNAME(right),"isa")) {
-	    GvCVGEN(right) = 0;
-	    ++PL_sub_generation; /* I don't get this at all --blblack */
-	}
     }
     SvSetMagicSV(right, left);
     SETs(right);