Test Case:

----------
exec sql begin declare section;
   short s ;
   unsigned short us;
exec sql end   declare section;
exec sql create table test(s smallint, us smallint);
exec sql commit;
s = 1; us =32000;
exec sql insert into test values( :s, :us ) ;  <== error

Error Message: "i4toi2: '-600309759' causes int2 underflow"

Masaaki Sakaida

src/interfaces/ecpg/lib/ecpglib.c

@@ -434,12 +434,20 @@ ECPGexecute(struct statement * stmt)
 			switch (var->type)
 			{
 				case ECPGt_short:
+					sprintf(buff, "%d", *(short *) var->value);
+					tobeinserted = buff;
+					break;
+
 				case ECPGt_int:
 					sprintf(buff, "%d", *(int *) var->value);
 					tobeinserted = buff;
 					break;
 
 				case ECPGt_unsigned_short:
+					sprintf(buff, "%d", *(unsigned short *) var->value);
+					tobeinserted = buff;
+					break;
+
 				case ECPGt_unsigned_int:
 					sprintf(buff, "%d", *(unsigned int *) var->value);
 					tobeinserted = buff;