32 lines
572 B
C
32 lines
572 B
C
// RUN: %clang_safestack %s -pthread -o %t
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// RUN: not --crash %run %t
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// Test that unsafe stacks are deallocated correctly on thread exit.
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#include <stdlib.h>
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#include <string.h>
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#include <pthread.h>
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enum { kBufferSize = (1 << 15) };
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void *t1_start(void *ptr)
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{
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char buffer[kBufferSize];
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return buffer;
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}
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int main(int argc, char **argv)
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{
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pthread_t t1;
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char *buffer = NULL;
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if (pthread_create(&t1, NULL, t1_start, NULL))
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abort();
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if (pthread_join(t1, &buffer))
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abort();
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// should segfault here
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memset(buffer, 0, kBufferSize);
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return 0;
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}
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