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18 lines
291 B
C++
18 lines
291 B
C++
// RUN: %clangxx_msan -O0 %s -o %t && %run %t
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#include <assert.h>
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#include <errno.h>
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#include <stdio.h>
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#include <unistd.h>
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int main()
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{
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int x;
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int *volatile p = &x;
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errno = *p;
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int res = read(-1, 0, 0);
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assert(res == -1);
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if (errno) printf("errno %d\n", errno);
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return 0;
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}
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