Commitc185579

Jan Wieck

authored and

Jan Wieck

committed

Fixed backend crashing bug in apply_typmod()

Jan

1 parente3a5ac2 commitc185579Copy full SHA for c185579

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Lines changed: 6 additions & 2 deletions

Original file line number	Diff line number	Diff line change
`@@ -5,7 +5,7 @@`
`5`	`5`	`*`
`6`	`6`	`*1998 Jan Wieck`
`7`	`7`	`*`
`8`		`- * $Header: /cvsroot/pgsql/src/backend/utils/adt/numeric.c,v 1.6 1999/01/0411:20:33 wieck Exp $`
	`8`	`+ * $Header: /cvsroot/pgsql/src/backend/utils/adt/numeric.c,v 1.7 1999/01/0412:53:23 wieck Exp $`
`9`	`9`	`*`
`10`	`10`	`* ----------`
`11`	`11`	`*/`
`@@ -2377,7 +2377,7 @@ apply_typmod(NumericVar *var, int32 typmod)`
`2377`	`2377`	`}`
`2378`	`2378`
`2379`	`2379`	`i=scale+var->weight+1;`
`2380`		`-if (var->ndigits>i)`
	`2380`	`+if (i >=0&&var->ndigits>i)`
`2381`	`2381`	`{`
`2382`	`2382`	`longcarry= (var->digits[i]>4) ?1 :0;`
`2383`	`2383`
`@@ -2396,6 +2396,10 @@ apply_typmod(NumericVar *var, int32 typmod)`
`2396`	`2396`	`var->weight++;`
`2397`	`2397`	`}`
`2398`	`2398`	`}`
	`2399`	`+else`
	`2400`	`+{`
	`2401`	`+var->ndigits=MAX(0,MIN(i,var->ndigits));`
	`2402`	`+}`
`2399`	`2403`
`2400`	`2404`	`var->rscale=scale;`
`2401`	`2405`	`var->dscale=scale;`

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