Обсуждение: pgsql: Suppress -Wformat-overflow warnings in 9.2's xml.c.

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pgsql: Suppress -Wformat-overflow warnings in 9.2's xml.c.

От
Tom Lane
Дата:
Suppress -Wformat-overflow warnings in 9.2's xml.c.

If not using --with-libxml, late-model gcc complains about "'%s'
directive argument is null" in places where xml.c passes the result
of map_sql_identifier_to_xml_name() to %s.  That's not so surprising,
because without USE_LIBXML the body of that function is

        NO_XML_SUPPORT();
        return NULL;

and before 9.3 the compiler won't understand that NO_XML_SUPPORT()
doesn't return.  Silence the warnings by returning "" instead.
We don't need this hack in later branches, AFAICT.

Discussion: https://postgr.es/m/d0316012-ece7-7b7e-2d36-9c38cb77cb3b@enterprisedb.com

Branch
------
REL9_2_STABLE

Details
-------
https://git.postgresql.org/pg/commitdiff/3f9700acb238fced605ff3ef155e179290fd4f02

Modified Files
--------------
src/backend/utils/adt/xml.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)