186d0ba4286ec42dcd055bd22434c7f40009834bdBlaine Garst// 286d0ba4286ec42dcd055bd22434c7f40009834bdBlaine Garst// The LLVM Compiler Infrastructure 386d0ba4286ec42dcd055bd22434c7f40009834bdBlaine Garst// 486d0ba4286ec42dcd055bd22434c7f40009834bdBlaine Garst// This file is distributed under the University of Illinois Open Source 586d0ba4286ec42dcd055bd22434c7f40009834bdBlaine Garst// License. See LICENSE.TXT for details. 686d0ba4286ec42dcd055bd22434c7f40009834bdBlaine Garst 786d0ba4286ec42dcd055bd22434c7f40009834bdBlaine Garst/* 886d0ba4286ec42dcd055bd22434c7f40009834bdBlaine Garst * recursiveassign.c 986d0ba4286ec42dcd055bd22434c7f40009834bdBlaine Garst * testObjects 1086d0ba4286ec42dcd055bd22434c7f40009834bdBlaine Garst * 1186d0ba4286ec42dcd055bd22434c7f40009834bdBlaine Garst * Created by Blaine Garst on 12/3/08. 1286d0ba4286ec42dcd055bd22434c7f40009834bdBlaine Garst * 1386d0ba4286ec42dcd055bd22434c7f40009834bdBlaine Garst */ 1486d0ba4286ec42dcd055bd22434c7f40009834bdBlaine Garst 1586d0ba4286ec42dcd055bd22434c7f40009834bdBlaine Garst// CONFIG rdar://6639533 1686d0ba4286ec42dcd055bd22434c7f40009834bdBlaine Garst 1786d0ba4286ec42dcd055bd22434c7f40009834bdBlaine Garst// The compiler is prefetching x->forwarding before evaluting code that recomputes forwarding and so the value goes to a place that is never seen again. 1886d0ba4286ec42dcd055bd22434c7f40009834bdBlaine Garst 1986d0ba4286ec42dcd055bd22434c7f40009834bdBlaine Garst#include <stdio.h> 2086d0ba4286ec42dcd055bd22434c7f40009834bdBlaine Garst#include <stdlib.h> 2186d0ba4286ec42dcd055bd22434c7f40009834bdBlaine Garst#include <Block.h> 2286d0ba4286ec42dcd055bd22434c7f40009834bdBlaine Garst 2386d0ba4286ec42dcd055bd22434c7f40009834bdBlaine Garst 2486d0ba4286ec42dcd055bd22434c7f40009834bdBlaine Garstint main(int argc, char* argv[]) { 2586d0ba4286ec42dcd055bd22434c7f40009834bdBlaine Garst 2686d0ba4286ec42dcd055bd22434c7f40009834bdBlaine Garst __block void (^recursive_copy_block)(int) = ^(int arg) { printf("got wrong Block\n"); exit(1); }; 2786d0ba4286ec42dcd055bd22434c7f40009834bdBlaine Garst 2886d0ba4286ec42dcd055bd22434c7f40009834bdBlaine Garst 2986d0ba4286ec42dcd055bd22434c7f40009834bdBlaine Garst recursive_copy_block = Block_copy(^(int i) { 3086d0ba4286ec42dcd055bd22434c7f40009834bdBlaine Garst if (i > 0) { 3186d0ba4286ec42dcd055bd22434c7f40009834bdBlaine Garst recursive_copy_block(i - 1); 3286d0ba4286ec42dcd055bd22434c7f40009834bdBlaine Garst } 3386d0ba4286ec42dcd055bd22434c7f40009834bdBlaine Garst else { 3486d0ba4286ec42dcd055bd22434c7f40009834bdBlaine Garst printf("done!\n"); 3586d0ba4286ec42dcd055bd22434c7f40009834bdBlaine Garst } 3686d0ba4286ec42dcd055bd22434c7f40009834bdBlaine Garst }); 3786d0ba4286ec42dcd055bd22434c7f40009834bdBlaine Garst 3886d0ba4286ec42dcd055bd22434c7f40009834bdBlaine Garst 3986d0ba4286ec42dcd055bd22434c7f40009834bdBlaine Garst recursive_copy_block(5); 4086d0ba4286ec42dcd055bd22434c7f40009834bdBlaine Garst 4186d0ba4286ec42dcd055bd22434c7f40009834bdBlaine Garst printf("%s: Success\n", argv[0]); 4286d0ba4286ec42dcd055bd22434c7f40009834bdBlaine Garst return 0; 4386d0ba4286ec42dcd055bd22434c7f40009834bdBlaine Garst} 4486d0ba4286ec42dcd055bd22434c7f40009834bdBlaine Garst 45