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Use C library functions instead of Abs() for int64

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Instead of Abs() for int64, use the C standard functions labs() or
llabs() as appropriate.  Define a small wrapper around them that
matches our definition of int64.  (labs() is C90, llabs() is C99.)

Reviewed-by: Zhang Mingli <zmlpostgres@gmail.com>
Reviewed-by: Tom Lane <tgl@sss.pgh.pa.us>
Discussion: https://www.postgresql.org/message-id/flat/4beb42b5-216b-bce8-d452-d924d5794c63%40enterprisedb.com
This commit is contained in:
Peter Eisentraut
2022-10-10 08:51:07 +02:00
parent 06dbd619bf
commit 357cfefb09
5 changed files with 16 additions and 7 deletions
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2
contrib/btree_gist/btree_cash.c
View File

@ -106,7 +106,7 @@ cash_dist(PG_FUNCTION_ARGS)
(errcode(ERRCODE_NUMERIC_VALUE_OUT_OF_RANGE),
errmsg("money out of range")));
ra = Abs(r);
ra = i64abs(r);
PG_RETURN_CASH(ra);
}

2
contrib/btree_gist/btree_int8.c
View File

@ -106,7 +106,7 @@ int8_dist(PG_FUNCTION_ARGS)
(errcode(ERRCODE_NUMERIC_VALUE_OUT_OF_RANGE),
errmsg("bigint out of range")));
ra = Abs(r);
ra = i64abs(r);
PG_RETURN_INT64(ra);
}