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Improved resolution of large integer values in "CAST(x AS NUMERIC)".

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FossilOrigin-Name: 7f2bd4ff45fba29528c18cac6da983bd9b164303525d3965056f5b40f85dc83f
This commit is contained in:
drh
2017-09-20 10:47:10 +00:00
parent 9a243e69c2
commit 84d4f1a328
8 changed files with 91 additions and 38 deletions
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4
src/expr.c
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@@ -3076,7 +3076,7 @@ static void codeInteger(Parse *pParse, Expr *pExpr, int negFlag, int iMem){
const char *z = pExpr->u.zToken;
assert( z!=0 );
c = sqlite3DecOrHexToI64(z, &value);
if( c==1 || (c==2 && !negFlag) || (negFlag && value==SMALLEST_INT64)){
if( (c==3 && !negFlag) || (c==2) || (negFlag && value==SMALLEST_INT64)){
#ifdef SQLITE_OMIT_FLOATING_POINT
sqlite3ErrorMsg(pParse, "oversized integer: %s%s", negFlag ? "-" : "", z);
#else
@@ -3090,7 +3090,7 @@ static void codeInteger(Parse *pParse, Expr *pExpr, int negFlag, int iMem){
}
#endif
}else{
if( negFlag ){ value = c==2 ? SMALLEST_INT64 : -value; }
if( negFlag ){ value = c==3 ? SMALLEST_INT64 : -value; }
sqlite3VdbeAddOp4Dup8(v, OP_Int64, 0, iMem, 0, (u8*)&value, P4_INT64);
}
}