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由 Nickolai Zeldovich 提交于
memcpy() for overlapping regions is undefined behavior; use memmove() instead in readline_hist_add(). [Keep tab characters since surrounding code still uses them -- Stefan] Signed-off-by: NNickolai Zeldovich <nickolai@csail.mit.edu> Reviewed-by: NRichard Henderson <rth@twiddle.net> Signed-off-by: NStefan Hajnoczi <stefanha@redhat.com>
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