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| author | Monty <monty@mariadb.org> | 2018-04-04 12:16:12 +0300 |
|---|---|---|
| committer | Monty <monty@mariadb.org> | 2018-05-07 00:07:32 +0300 |
| commit | 30ebc3ee9efcab635b1f3e14b9198a58ae93c233 (patch) | |
| tree | 81e3ad66cd4ec8693964317cbf23515d0e9ecf35 /sql/sql_expression_cache.cc | |
| parent | a22a339f8e044a1e8df011beb0b4c8f43792ac96 (diff) | |
| download | mariadb-git-30ebc3ee9efcab635b1f3e14b9198a58ae93c233.tar.gz | |
Add likely/unlikely to speed up execution
Added to:
- if (error)
- Lex
- sql_yacc.yy and sql_yacc_ora.yy
- In header files to alloc() calls
- Added thd argument to thd_net_is_killed()
Diffstat (limited to 'sql/sql_expression_cache.cc')
| -rw-r--r-- | sql/sql_expression_cache.cc | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/sql/sql_expression_cache.cc b/sql/sql_expression_cache.cc index 15c6cc57efb..3b6b5993073 100644 --- a/sql/sql_expression_cache.cc +++ b/sql/sql_expression_cache.cc @@ -270,10 +270,11 @@ my_bool Expression_cache_tmptable::put_value(Item *value) *(items.head_ref())= value; fill_record(table_thd, cache_table, cache_table->field, items, TRUE, TRUE); - if (table_thd->is_error()) + if (unlikely(table_thd->is_error())) goto err;; - if ((error= cache_table->file->ha_write_tmp_row(cache_table->record[0]))) + if (unlikely((error= + cache_table->file->ha_write_tmp_row(cache_table->record[0])))) { /* create_myisam_from_heap will generate error if needed */ if (cache_table->file->is_fatal_error(error, HA_CHECK_DUP)) |