Nicolai Tufar wrote: > Regression test diff is attached. > It fails on the following tests: > int8 > subselect > union > sequence > > It fails to display correctly number "4567890123456789". > In output is shows "-869367531". Apparent overflow or > interpreting int8 as int4. > > while rewriting snprintf() I did not touch the actual functions > that convert number to ASCII digit string. In truth, if you > force PostgreSQL to use snprintf.c without my patch applied > it produces the same errors. > > What can be wrong? GCC bug? The one I use is: > gcc.exe (GCC) 3.3.1 (mingw special 20030804-1)
I can confirm your failure in current sources on Win32: template1=# create table test(x int8); CREATE TABLE template1=# insert into test values ('4567890123456789'); INSERT 17235 1 template1=# select * from test; x ------------ -869367531 (1 row) and it knows it is a large number: template1=# select * from test where x > 1000::int8; x ------------ -869367531 (1 row) template1=# select * from test where x < 1000::int8; x --- (0 rows) I am going to add some debugs to see what is being passed to *printf(). -- Bruce Momjian | http://candle.pha.pa.us pgman@candle.pha.pa.us | (610) 359-1001 + If your life is a hard drive, | 13 Roberts Road + Christ can be your backup. | Newtown Square, Pennsylvania 19073 ---------------------------(end of broadcast)--------------------------- TIP 5: Have you checked our extensive FAQ? http://www.postgresql.org/docs/faq