database/postgres
1
0
Fork 0
mirror of https://github.com/postgres/postgres.git synced 2025-06-29 10:41:53 +03:00
Code Activity

Prevent infinite loop in ln_var() due to roundoff error.

Browse Source 
Per report from Dave Marin.
This commit is contained in:
Tom Lane
2003-03-14 00:15:32 +00:00
parent 6c4996fa6b
commit 2a1ef30b57
1 changed files with 4 additions and 1 deletions
Download Patch File Download Diff File Expand all files Collapse all files

5
src/backend/utils/adt/numeric.c
View File

@ -5,7 +5,7 @@
* *
* 1998 Jan Wieck * 1998 Jan Wieck
* *
* $Header: /cvsroot/pgsql/src/backend/utils/adt/numeric.c,v 1.57 2003/03/11 21:01:33 tgl Exp $ * $Header: /cvsroot/pgsql/src/backend/utils/adt/numeric.c,v 1.58 2003/03/14 00:15:32 tgl Exp $
* *
* ---------- * ----------
*/ */
@ -3872,6 +3872,9 @@ ln_var(NumericVar *arg, NumericVar *result)
break; break;
add_var(result, &elem, result); add_var(result, &elem, result);
if (elem.weight < (result->weight - 2 * global_rscale))
break;
} }
/* Compensate for argument range reduction, round to caller's rscale */ /* Compensate for argument range reduction, round to caller's rscale */