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215 строки
6.4 KiB
C
215 строки
6.4 KiB
C
/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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/*
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* The contents of this file are subject to the Mozilla Public
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* License Version 1.1 (the "License"); you may not use this file
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* except in compliance with the License. You may obtain a copy of
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* the License at http://www.mozilla.org/MPL/
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*
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* Software distributed under the License is distributed on an "AS
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* IS" basis, WITHOUT WARRANTY OF ANY KIND, either express or
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* implied. See the License for the specific language governing
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* rights and limitations under the License.
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*
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* The Original Code is the Netscape Portable Runtime (NSPR).
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*
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* The Initial Developer of the Original Code is Netscape
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* Communications Corporation. Portions created by Netscape are
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* Copyright (C) 1998-2000 Netscape Communications Corporation. All
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* Rights Reserved.
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*
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* Contributor(s):
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*
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* Alternatively, the contents of this file may be used under the
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* terms of the GNU General Public License Version 2 or later (the
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* "GPL"), in which case the provisions of the GPL are applicable
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* instead of those above. If you wish to allow use of your
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* version of this file only under the terms of the GPL and not to
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* allow others to use your version of this file under the MPL,
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* indicate your decision by deleting the provisions above and
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* replace them with the notice and other provisions required by
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* the GPL. If you do not delete the provisions above, a recipient
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* may use your version of this file under either the MPL or the
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* GPL.
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*/
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/******************************************************************************
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*
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* This file contains a test program for the function conversion functions
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* for double precision code:
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* PR_strtod
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* PR_dtoa
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* PR_cnvtf
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*
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* This file was ns/nspr/tests/dtoa.c, created by rrj on 1996/06/22.
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*
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*****************************************************************************/
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#include <stdio.h>
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#include <sys/types.h>
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#include <string.h>
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#include <locale.h>
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#include "prprf.h"
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#include "prdtoa.h"
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static int failed_already = 0;
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int main( int argc, char* argv[] )
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{
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double num;
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double num1;
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double zero = 0.0;
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char cnvt[50];
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num = 1e24;
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num1 = PR_strtod("1e24",NULL);
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if(num1 != num){
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fprintf(stderr,"Failed to convert numeric value %s\n","1e24");
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failed_already = 1;
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}
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PR_cnvtf(cnvt,sizeof(cnvt),20,num);
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if(strcmp("1e+24",cnvt) != 0){
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fprintf(stderr,"Failed to convert numeric value %lf %s\n",num,cnvt);
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failed_already = 1;
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}
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num = 0.001e7;
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num1 = PR_strtod("0.001e7",NULL);
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if(num1 != num){
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fprintf(stderr,"Failed to convert numeric value %s\n","0.001e7");
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failed_already = 1;
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}
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PR_cnvtf(cnvt,sizeof(cnvt),20,num);
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if(strcmp("10000",cnvt) != 0){
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fprintf(stderr,"Failed to convert numeric value %lf %s\n",num,cnvt);
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failed_already = 1;
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}
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num = 0.0000000000000753;
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num1 = PR_strtod("0.0000000000000753",NULL);
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if(num1 != num){
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fprintf(stderr,"Failed to convert numeric value %s\n",
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"0.0000000000000753");
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failed_already = 1;
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}
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PR_cnvtf(cnvt,sizeof(cnvt),20,num);
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if(strcmp("7.53e-14",cnvt) != 0){
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fprintf(stderr,"Failed to convert numeric value %lf %s\n",num,cnvt);
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failed_already = 1;
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}
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num = 1.867e73;
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num1 = PR_strtod("1.867e73",NULL);
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if(num1 != num){
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fprintf(stderr,"Failed to convert numeric value %s\n","1.867e73");
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failed_already = 1;
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}
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PR_cnvtf(cnvt,sizeof(cnvt),20,num);
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if(strcmp("1.867e+73",cnvt) != 0){
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fprintf(stderr,"Failed to convert numeric value %lf %s\n",num,cnvt);
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failed_already = 1;
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}
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num = -1.867e73;
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num1 = PR_strtod("-1.867e73",NULL);
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if(num1 != num){
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fprintf(stderr,"Failed to convert numeric value %s\n","-1.867e73");
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failed_already = 1;
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}
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PR_cnvtf(cnvt,sizeof(cnvt),20,num);
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if(strcmp("-1.867e+73",cnvt) != 0){
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fprintf(stderr,"Failed to convert numeric value %lf %s\n",num,cnvt);
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failed_already = 1;
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}
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num = -1.867e-73;
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num1 = PR_strtod("-1.867e-73",NULL);
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if(num1 != num){
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fprintf(stderr,"Failed to convert numeric value %s\n","-1.867e-73");
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failed_already = 1;
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}
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PR_cnvtf(cnvt,sizeof(cnvt),20,num);
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if(strcmp("-1.867e-73",cnvt) != 0){
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fprintf(stderr,"Failed to convert numeric value %lf %s\n",num,cnvt);
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failed_already = 1;
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}
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/* Testing for infinity */
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num = 1.0 / zero;
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num1 = PR_strtod("1.867e765",NULL);
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if(num1 != num){
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fprintf(stderr,"Failed to convert numeric value %s\n","1.867e765");
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failed_already = 1;
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}
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PR_cnvtf(cnvt,sizeof(cnvt),20,num);
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if(strcmp("Infinity",cnvt) != 0){
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fprintf(stderr,"Failed to convert numeric value %lf %s\n",num,cnvt);
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failed_already = 1;
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}
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num = -1.0 / zero;
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num1 = PR_strtod("-1.867e765",NULL);
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if(num1 != num){
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fprintf(stderr,"Failed to convert numeric value %s\n","-1.867e765");
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failed_already = 1;
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}
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PR_cnvtf(cnvt,sizeof(cnvt),20,num);
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if(strcmp("-Infinity",cnvt) != 0){
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fprintf(stderr,"Failed to convert numeric value %lf %s\n",num,cnvt);
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failed_already = 1;
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}
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/* Testing for NaN. PR_strtod can't parse "NaN" and "Infinity" */
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num = zero / zero;
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PR_cnvtf(cnvt,sizeof(cnvt),20,num);
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if(strcmp("NaN",cnvt) != 0){
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fprintf(stderr,"Failed to convert numeric value %lf %s\n",num,cnvt);
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failed_already = 1;
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}
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num = - zero / zero;
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PR_cnvtf(cnvt,sizeof(cnvt),20,num);
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if(strcmp("NaN",cnvt) != 0){
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fprintf(stderr,"Failed to convert numeric value %lf %s\n",num,cnvt);
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failed_already = 1;
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}
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num = 1.0000000001e21;
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num1 = PR_strtod("1.0000000001e21",NULL);
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if(num1 != num){
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fprintf(stderr,"Failed to convert numeric value %s\n",
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"1.0000000001e21");
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failed_already = 1;
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}
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PR_cnvtf(cnvt,sizeof(cnvt),20,num);
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if(strcmp("1.0000000001e+21",cnvt) != 0){
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fprintf(stderr,"Failed to convert numeric value %lf %s\n",num,cnvt);
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failed_already = 1;
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}
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num = -1.0000000001e-21;
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num1 = PR_strtod("-1.0000000001e-21",NULL);
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if(num1 != num){
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fprintf(stderr,"Failed to convert numeric value %s\n",
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"-1.0000000001e-21");
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failed_already = 1;
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}
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PR_cnvtf(cnvt,sizeof(cnvt),20,num);
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if(strcmp("-1.0000000001e-21",cnvt) != 0){
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fprintf(stderr,"Failed to convert numeric value %lf %s\n",num,cnvt);
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failed_already = 1;
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}
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if (failed_already) {
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printf("FAILED\n");
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} else {
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printf("PASSED\n");
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}
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return failed_already;
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}
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