67 lines
1.6 KiB
C
67 lines
1.6 KiB
C
//
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// The LLVM Compiler Infrastructure
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//
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// This file is distributed under the University of Illinois Open Source
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// License. See LICENSE.TXT for details.
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/*
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* variadic.c
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* testObjects
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*
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* Created by Blaine Garst on 2/17/09.
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*
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*/
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// PURPOSE Test that variadic arguments compile and work for Blocks
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// CONFIG
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#include <stdarg.h>
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#include <stdio.h>
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int main(int argc, char *argv[]) {
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long (^addthem)(const char *, ...) = ^long (const char *format, ...){
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va_list argp;
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const char *p;
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int i;
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char c;
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double d;
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long result = 0;
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va_start(argp, format);
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//printf("starting...\n");
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for (p = format; *p; p++) switch (*p) {
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case 'i':
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i = va_arg(argp, int);
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//printf("i: %d\n", i);
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result += i;
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break;
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case 'd':
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d = va_arg(argp, double);
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//printf("d: %g\n", d);
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result += (int)d;
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break;
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case 'c':
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c = va_arg(argp, int);
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//printf("c: '%c'\n", c);
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result += c;
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break;
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}
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//printf("...done\n\n");
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return result;
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};
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long testresult = addthem("ii", 10, 20);
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if (testresult != 30) {
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printf("got wrong result: %ld\n", testresult);
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return 1;
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}
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testresult = addthem("idc", 30, 40.0, 'a');
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if (testresult != (70+'a')) {
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printf("got different wrong result: %ld\n", testresult);
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return 1;
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}
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printf("%s: Success\n", argv[0]);
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return 0;
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}
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