52 lines
		
	
	
		
			1.2 KiB
		
	
	
	
		
			C
		
	
	
	
			
		
		
	
	
			52 lines
		
	
	
		
			1.2 KiB
		
	
	
	
		
			C
		
	
	
	
//
 | 
						|
//                     The LLVM Compiler Infrastructure
 | 
						|
//
 | 
						|
// This file is distributed under the University of Illinois Open Source
 | 
						|
// License. See LICENSE.TXT for details.
 | 
						|
 | 
						|
//  -*- mode:C; c-basic-offset:4; tab-width:4; intent-tabs-mode:nil;  -*-
 | 
						|
// CONFIG
 | 
						|
 | 
						|
#import <stdio.h>
 | 
						|
#import <stdlib.h>
 | 
						|
#import <string.h>
 | 
						|
 | 
						|
typedef struct {
 | 
						|
    unsigned long ps[30];
 | 
						|
    int qs[30];
 | 
						|
} BobTheStruct;
 | 
						|
 | 
						|
int main (int argc, const char * argv[]) {
 | 
						|
    BobTheStruct inny;
 | 
						|
    BobTheStruct outty;
 | 
						|
    BobTheStruct (^copyStruct)(BobTheStruct);
 | 
						|
    int i;
 | 
						|
    
 | 
						|
    memset(&inny, 0xA5, sizeof(inny));
 | 
						|
    memset(&outty, 0x2A, sizeof(outty));    
 | 
						|
    
 | 
						|
    for(i=0; i<30; i++) {
 | 
						|
        inny.ps[i] = i * i * i;
 | 
						|
        inny.qs[i] = -i * i * i;
 | 
						|
    }
 | 
						|
    
 | 
						|
    copyStruct = ^(BobTheStruct aBigStruct){ return aBigStruct; };  // pass-by-value intrinsically copies the argument
 | 
						|
    
 | 
						|
    outty = copyStruct(inny);
 | 
						|
 | 
						|
    if ( &inny == &outty ) {
 | 
						|
        printf("%s: struct wasn't copied.", argv[0]);
 | 
						|
        exit(1);
 | 
						|
    }
 | 
						|
    for(i=0; i<30; i++) {
 | 
						|
        if ( (inny.ps[i] != outty.ps[i]) || (inny.qs[i] != outty.qs[i]) ) {
 | 
						|
            printf("%s: struct contents did not match.", argv[0]);
 | 
						|
            exit(1);
 | 
						|
        }
 | 
						|
    }
 | 
						|
    
 | 
						|
    printf("%s: success\n", argv[0]);
 | 
						|
    
 | 
						|
    return 0;
 | 
						|
}
 |