forked from OSchip/llvm-project
56 lines
1.1 KiB
C
56 lines
1.1 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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#include <stdio.h>
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#include <Block.h>
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#include <Block_private.h>
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#include <stdlib.h>
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// CONFIG
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int cumulation = 0;
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int doSomething(int i) {
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cumulation += i;
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return cumulation;
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}
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void dirtyStack() {
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int i = random();
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int j = doSomething(i);
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int k = doSomething(j);
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doSomething(i + j + k);
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}
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typedef void (^voidVoid)(void);
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voidVoid testFunction() {
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int i = random();
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__block voidVoid inner = ^{ doSomething(i); };
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//printf("inner, on stack, is %p\n", (void*)inner);
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/*__block*/ voidVoid outer = ^{
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//printf("will call inner block %p\n", (void *)inner);
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inner();
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};
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//printf("outer looks like: %s\n", _Block_dump(outer));
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voidVoid result = Block_copy(outer);
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//Block_release(inner);
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return result;
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}
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int main(int argc, char **argv) {
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voidVoid block = testFunction();
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dirtyStack();
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block();
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Block_release(block);
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printf("%s: success\n", argv[0]);
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return 0;
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}
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