From: Russ Cox <rsc@golang.org>
Date: Sun, 6 Dec 2009 16:18:58 +0000 (-0800)
Subject: runtime: disable pointer scan optimization
X-Git-Tag: weekly.2009-12-07~12
X-Git-Url: http://www.git.cypherpunks.su/?a=commitdiff_plain;h=ed6fd1bcbe06a69e9469fe59d92840a84b41c07b;p=gostls13.git

runtime: disable pointer scan optimization
  * broken by reflect, gob

TBR=r
https://golang.org/cl/166077
---

diff --git a/src/pkg/runtime/slice.c b/src/pkg/runtime/slice.c
index d5e524e8a4..ba4be331b5 100644
--- a/src/pkg/runtime/slice.c
+++ b/src/pkg/runtime/slice.c
@@ -21,7 +21,9 @@ runtime·makeslice(SliceType *t, uint32 nel, uint32 cap, Slice ret)
 	ret.len = nel;
 	ret.cap = cap;
 
-	if(t->elem->kind&KindNoPointers)
+	// TODO(rsc): Disabled because reflect and gob cast []byte
+	// to data structures with pointers.
+	if(0 && (t->elem->kind&KindNoPointers))
 		ret.array = mallocgc(size, RefNoPointers, 1);
 	else
 		ret.array = mal(size);