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Fix slack_histogram computation accessing num_bins+1

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This commit is contained in:
Eddie Hung 2019-02-07 09:26:41 -08:00
parent 6cc1bfcb37
commit f9f15e79cd
1 changed files with 1 additions and 2 deletions
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3
common/timing.cc
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@ -930,8 +930,7 @@ void timing_analysis(Context *ctx, bool print_histogram, bool print_fmax, bool p
unsigned bar_width = 60;
auto min_slack = slack_histogram.begin()->first;
auto max_slack = slack_histogram.rbegin()->first;
auto bin_size = std::max(1u, (max_slack - min_slack) / num_bins);
num_bins = std::min((max_slack - min_slack) / bin_size, num_bins) + 1;
auto bin_size = std::max<unsigned>(1, ceil((max_slack - min_slack) / float(num_bins)));
std::vector<unsigned> bins(num_bins);
unsigned max_freq = 0;
for (const auto &i : slack_histogram) {