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26 lines
508 B
26 lines
508 B
// RUN: %clangxx_msan -O0 %s -o %t && %run %t |
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#include <assert.h> |
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#include <execinfo.h> |
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#include <stdio.h> |
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#include <string.h> |
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#include <stdlib.h> |
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__attribute__((noinline)) |
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void f() { |
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void *buf[10]; |
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int sz = backtrace(buf, sizeof(buf) / sizeof(*buf)); |
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assert(sz > 0); |
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for (int i = 0; i < sz; ++i) |
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if (!buf[i]) |
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exit(1); |
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char **s = backtrace_symbols(buf, sz); |
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assert(s > 0); |
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for (int i = 0; i < sz; ++i) |
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printf("%d\n", (int)strlen(s[i])); |
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} |
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int main(void) { |
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f(); |
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return 0; |
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}
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