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1//2// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.3// See https://llvm.org/LICENSE.txt for license information.4// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception5 6// -*- mode:C; c-basic-offset:4; tab-width:4; intent-tabs-mode:nil; -*-7// CONFIG8 9#import <stdio.h>10#import <stdlib.h>11#import <string.h>12 13typedef struct {14 int a;15 int b;16} MiniStruct;17 18int main (int argc, const char * argv[]) {19 MiniStruct inny;20 MiniStruct outty;21 MiniStruct (^copyStruct)(MiniStruct);22 23 memset(&inny, 0xA5, sizeof(inny));24 memset(&outty, 0x2A, sizeof(outty)); 25 26 inny.a = 12;27 inny.b = 42;28 29 copyStruct = ^(MiniStruct aTinyStruct){ return aTinyStruct; }; // pass-by-value intrinsically copies the argument30 31 outty = copyStruct(inny);32 33 if ( &inny == &outty ) {34 printf("%s: struct wasn't copied.", argv[0]);35 exit(1);36 }37 if ( (inny.a != outty.a) || (inny.b != outty.b) ) {38 printf("%s: struct contents did not match.", argv[0]);39 exit(1);40 }41 42 printf("%s: success\n", argv[0]);43 return 0;44}45