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id_table.c: extend, don't shrink

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* id_table.c (hash_table_extend): should not shrink the table than
  the previous capacity.  [ruby-core:76534] [Bug #12614]

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@55896 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
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nobu 2016-08-14 13:35:42 +00:00
parent 6418594993
commit dfe1d4fda6
2 changed files with 8 additions and 0 deletions
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5
ChangeLog
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@ -1,3 +1,8 @@
Sun Aug 14 22:35:40 2016 Nobuyoshi Nakada <nobu@ruby-lang.org>
* id_table.c (hash_table_extend): should not shrink the table than
the previous capacity. [ruby-core:76534] [Bug #12614]
Sun Aug 14 18:51:24 2016 Nobuyoshi Nakada <nobu@ruby-lang.org> Sun Aug 14 18:51:24 2016 Nobuyoshi Nakada <nobu@ruby-lang.org>
* gems/bundled_gems: add gemified tk 0.1.0. * gems/bundled_gems: add gemified tk 0.1.0.

3
id_table.c
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@ -1311,6 +1311,9 @@ hash_table_extend(struct hash_id_table* tbl)
int i; int i;
item_t* old; item_t* old;
struct hash_id_table tmp_tbl = {0, 0, 0}; struct hash_id_table tmp_tbl = {0, 0, 0};
if (new_cap < tbl->capa) {
new_cap = round_capa(tbl->used + (tbl->used >> 1));
}
tmp_tbl.capa = new_cap; tmp_tbl.capa = new_cap;
tmp_tbl.items = ZALLOC_N(item_t, new_cap); tmp_tbl.items = ZALLOC_N(item_t, new_cap);
for (i = 0; i < tbl->capa; i++) { for (i = 0; i < tbl->capa; i++) {