Fix truncation issue with single character when trim is enabled

Also fix inconsistent indentation.

Because the indentation change ruins the diff, you're looking at the condition
for the for clause.

Author: NattyNarwhal

ibm_db2.c

@@ -6238,26 +6238,26 @@ static void _php_db2_bind_fetch_helper(INTERNAL_FUNCTION_PARAMETERS, int op)
                 case SQL_NUMERIC:
                 case SQL_DECFLOAT:
 #ifdef PASE /* i5/OS trim spaces */
-					if (stmt_res->s_i5_conn_parent->c_i5_char_trim > 0) {
-						i5trim = strlen((char *)row_data->str_val);
-						for(; i5trim; i5trim--) {
-							i5char = (char)(((char *)row_data->str_val)[i5trim]);
-							if (i5char == 0x00 || i5char == 0x20) {
-								continue;
-							}
-							i5trim++;
-							break;
-						}
-                    	if ( op & DB2_FETCH_ASSOC ) {
-                        	add_assoc_stringl(return_value, (char *)stmt_res->column_info[i].name,
-                            (char *)row_data->str_val, i5trim);
-                    	}
-                    	if ( op & DB2_FETCH_INDEX ) {
-                        	add_index_stringl(return_value, i, (char *)row_data->str_val,
-                            i5trim);
-                    	}
-                    	break;
-					}
+                    if (stmt_res->s_i5_conn_parent->c_i5_char_trim > 0) {
+                        i5trim = strlen((char *)row_data->str_val);
+                        for(; i5trim >= 0; i5trim--) {
+                            i5char = (char)(((char *)row_data->str_val)[i5trim]);
+                            if (i5char == 0x00 || i5char == 0x20) {
+                                continue;
+                            }
+                            i5trim++;
+                            break;
+                        }
+                        if ( op & DB2_FETCH_ASSOC ) {
+                            add_assoc_stringl(return_value, (char *)stmt_res->column_info[i].name,
+                                (char *)row_data->str_val, i5trim);
+                        }
+                        if ( op & DB2_FETCH_INDEX ) {
+                            add_index_stringl(return_value, i, (char *)row_data->str_val,
+                                i5trim);
+                        }
+                        break;
+                    }
 #endif /* PASE */
                     if ( op & DB2_FETCH_ASSOC ) {
                         add_assoc_stringl(return_value, (char *)stmt_res->column_info[i].name,