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| //
// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
// See https://llvm.org/LICENSE.txt for license information.
// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
// -*- 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 {
int a;
int b;
} MiniStruct;
int main (int argc, const char * argv[]) {
MiniStruct inny;
MiniStruct outty;
MiniStruct (^copyStruct)(MiniStruct);
memset(&inny, 0xA5, sizeof(inny));
memset(&outty, 0x2A, sizeof(outty));
inny.a = 12;
inny.b = 42;
copyStruct = ^(MiniStruct aTinyStruct){ return aTinyStruct; }; // pass-by-value intrinsically copies the argument
outty = copyStruct(inny);
if ( &inny == &outty ) {
printf("%s: struct wasn't copied.", argv[0]);
exit(1);
}
if ( (inny.a != outty.a) || (inny.b != outty.b) ) {
printf("%s: struct contents did not match.", argv[0]);
exit(1);
}
printf("%s: success\n", argv[0]);
return 0;
}
|