修复日志打印调用栈问题 #482
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修复日志打印调用栈问题 #482
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What problem were solved in this pull request?
Issue Number: close #381
Problem:
当前lbt输出的信息无法直接使用addr2line获取栈信息。
What is changed and how it works?
使用backtrace调用获取到栈信息偏移量时，通过/proc/self/maps减去当前区间的起始地址，然后输出。