make `RARRAY_PTR_USE` more conservertive.

* include/ruby/ruby.h: de-transient at
  `RARRAY_PTR_USE` and `RARRAY_PTR_USE_START`.
  Introduce `RARRAY_PTR_USE_TRANSIENT` and
  `RARRAY_PTR_USE_START_TRANSIENT` if you don't want to
  de-transient an array. Generally, it is difficult
  so C-extension writers should not use them.

* array.c: use `RARRAY_PTR_USE_TRANSIENT` if possible.

* hash.c: ditto.

* enum.c (enum_sort_by): remove `rb_ary_transient_heap_evacuate()`
  because `RARRAY_PTR_USE` do de-transient.


git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@66165 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

1 files changed, 0 insertions, 1 deletions

diff --git a/enum.c b/enum.c
index 3be6941c3a..4c10078509 100644
--- a/enum.c
+++ b/enum.c
@@ -1172,7 +1172,6 @@ enum_sort_by(VALUE obj)
 	rb_ary_concat(ary, buf);
     }
     if (RARRAY_LEN(ary) > 2) {
-        rb_ary_transient_heap_evacuate(ary, TRUE); /* should be malloc heap */
         RARRAY_PTR_USE(ary, ptr,
                        ruby_qsort(ptr, RARRAY_LEN(ary)/2, 2*sizeof(VALUE),
                                   sort_by_cmp, (void *)ary));