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authorko1 <ko1@b2dd03c8-39d4-4d8f-98ff-823fe69b080e>2013-07-26 09:23:40 +0000
committerko1 <ko1@b2dd03c8-39d4-4d8f-98ff-823fe69b080e>2013-07-26 09:23:40 +0000
commitd320b2d9e9d4d6dbb73c85df433f8b5559f7d716 (patch)
treeb413e5ea14986e52fe48dd760d1c5f5e3b867232 /array.c
parent48443714b7c6521571e9a029d4221d8f75969b05 (diff)
* array.c (ary_memcpy): try to enable optimization.
At least on my environments, I don't see any errors with many trials. Please tell us if you find any GC bugs. git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@42192 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
Diffstat (limited to 'array.c')
-rw-r--r--array.c3
1 files changed, 1 insertions, 2 deletions
diff --git a/array.c b/array.c
index 9457851..8ab7128 100644
--- a/array.c
+++ b/array.c
@@ -69,8 +69,7 @@ ary_memcpy(VALUE ary, long beg, long argc, const VALUE *argv)
{
#if 1
if (OBJ_PROMOTED(ary)) {
- if (0 /* disalbe now, because it cause mysterious error. */
- && argc > 32 /* 32 is magic number */) {
+ if (argc > (128/sizeof(VALUE)) /* is magic number (cache line size) */) {
rb_gc_writebarrier_remember_promoted(ary);
RARRAY_PTR_USE(ary, ptr, {
MEMCPY(ptr+beg, argv, VALUE, argc);