forked from OSchip/llvm-project
47 lines
1.0 KiB
C
47 lines
1.0 KiB
C
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//
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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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// CONFIG rdar://6255170
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#include <stdio.h>
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#include <stdbool.h>
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#include <stdlib.h>
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#include <Block.h>
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#include <Block_private.h>
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#include <assert.h>
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int
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main(int argc, char *argv[])
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{
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__block int var = 0;
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int shouldbe = 0;
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void (^b)(void) = ^{ var++; /*printf("var is at %p with value %d\n", &var, var);*/ };
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__typeof(b) _b;
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//printf("before copy...\n");
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b(); ++shouldbe;
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size_t i;
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for (i = 0; i < 10; i++) {
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_b = Block_copy(b); // make a new copy each time
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assert(_b);
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++shouldbe;
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_b(); // should still update the stack
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Block_release(_b);
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}
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//printf("after...\n");
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b(); ++shouldbe;
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if (var != shouldbe) {
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printf("Hmm, var is %d but should be %d\n", var, shouldbe);
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return 1;
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}
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printf("%s: Success!!\n", argv[0]);
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return 0;
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}
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