> 2020年4月7日 下午6:40，Erik Rijkers <er@xs4all.nl> 写道：
>
> On 2020-04-07 10:57, 曾文旌 wrote:
>
>> [global_temporary_table_v24-pg13.patch ]
>
> Hi,
>
> With gcc 9.3.0 (debian stretch), I see some low-key protests during the build:
>
> index.c: In function ‘index_drop’:
> index.c:2051:8: warning: variable ‘rel_persistence’ set but not used [-Wunused-but-set-variable]
> 2051 | char rel_persistence;
> | ^~~~~~~~~~~~~~~
> storage_gtt.c: In function ‘gtt_force_enable_index’:
> storage_gtt.c:1252:6: warning: unused variable ‘indexOid’ [-Wunused-variable]
> 1252 | Oid indexOid = RelationGetRelid(index);
> | ^~~~~~~~
> cluster.c: In function ‘copy_table_data’:
> cluster.c:780:2: warning: this ‘if’ clause does not guard... [-Wmisleading-indentation]
> 780 | if (RELATION_IS_GLOBAL_TEMP(OldHeap));
> | ^~
> cluster.c:781:3: note: ...this statement, but the latter is misleadingly indented as if it were guarded by the ‘if’
> 781 | is_gtt = true;
> | ^~~~~~
>
Part of the problem is that some variables are only used by assert statements, and I fixed those alarms.
Please provide your configue parameter, and I will verify it again.
Wenjing
>
> Erik
>
>