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ProfileViewer: Ignore empty samples

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Sometimes we get empty samples in a profile. I'm not sure why that
happens, but let's just ignore them for now.
This commit is contained in:
Andreas Kling 2019-12-16 20:38:30 +01:00
parent 91ba94fbd4
commit 3b76f2502a
1 changed files with 6 additions and 1 deletions
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7
DevTools/ProfileViewer/Profile.cpp
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@ -28,10 +28,15 @@ Profile::Profile(const JsonArray& json)
Sample sample;
sample.timestamp = sample_object.get("timestamp").to_number<u64>();
sample.in_kernel = sample_object.get("frames").as_array().at(1).as_object().get("address").to_number<u32>() < (8 * MB);
auto frames_value = sample_object.get("frames");
auto& frames_array = frames_value.as_array();
if (frames_array.size() < 2)
continue;
sample.in_kernel = frames_array.at(1).as_object().get("address").to_number<u32>() < (8 * MB);
for (int i = frames_array.size() - 1; i >= 1; --i) {
auto& frame_value = frames_array.at(i);
auto& frame_object = frame_value.as_object();