xiaobai added inline comments.
================
Comment at: source/Breakpoint/BreakpointSiteList.cpp:191
if (lower != m_bp_site_list.begin()) {
- collection::const_iterator prev_pos = lower;
- prev_pos--;
+ auto prev_pos = std::prev(lower);
const BreakpointSiteSP &prev_bp = (*prev_pos).second;
----------------
tatyana-krasnukha wrote:
> xiaobai wrote:
> > If `m_bp_site_list` is empty, `prev_pos` could be `m_bp_site_list.end()`, I
> > believe, so you would have to check for that here. This is assuming that
> > this method can be invoked when `m_bp_site_list` is empty, which I'm not
> > entirely sure about.
> If m_bp_site_list is empty, lower == begin() and we never fall in this code,
> isn't it?
Oh, I think you're correct here. I forgot to account for that, apologies for
the noise.
https://reviews.llvm.org/D39967
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