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Compile time
René Fonseca edited this page Feb 2, 2020
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For Visual C++ you can enable compile time logging by setting /Bt+ under "Additional Options" for the project. And you can then extract the times use a command like this (using Windows Subsystem for Linux).
grep -e 'time(.*)=.*<.*>.*[.*]' build.log | sed -r 's/.*time.*\\([^\.]*).*< +[^0-9]*([0-9]+) +- +[^0-9]*([0-9]+) +> +*BB +\[(.*)\]/\1 \2 \3 \4/g' | awk '{ printf "%-10s %-10s %-15s %-15s %s\n", ($3 - $2)/10000000.0, ($1 == "c1xx") ? "FRONT-END" : "BACK-END", $2, $3, $4 }' | sort -n -k1 > compile.log
You will then see a sorted list like this:
1.94815 FRONT-END 10944719470534 10944738952052 C:\devel\base\base\filesystem\FileSystem.cpp
1.94875 FRONT-END 10944739476589 10944758964097 C:\devel\base\base\io\FileDescriptorInputStream.cpp
1.94935 FRONT-END 10944865345967 10944884839453 C:\devel\base\base\opengl\OpenGLContextImpl.cpp
1.95396 FRONT-END 10944588425234 10944607964797 C:\devel\base\base\StackFrame.cpp
1.95722 FRONT-END 10944566549477 10944586121699 C:\devel\base\base\Guid.cpp
1.97614 FRONT-END 10944888131825 10944907893236 C:\devel\base\base\security\Group.cpp
1.98414 FRONT-END 10944722329374 10944742170729 C:\devel\base\base\filesystem\FolderMonitor.cpp
2.01551 FRONT-END 10944633847232 10944654002289 C:\devel\base\base\collection\Set.cpp
2.03347 FRONT-END 10944977223360 10944997558045 C:\devel\base\base\ui\SelectFolderDialog.cpp
2.03698 FRONT-END 10944612898087 10944633267911 C:\devel\base\base\collection\Array.cpp
2.05905 FRONT-END 10944706317307 10944726907835 C:\devel\base\base\dl\DynamicLinker.cpp
2.06806 FRONT-END 10944675541200 10944696221808 C:\devel\base\base\concurrency\Event.cpp
2.07906 FRONT-END 10944658922012 10944679712580 C:\devel\base\base\communication\SerialPort.cpp
2.08143 FRONT-END 10944592059129 10944612873403 C:\devel\base\base\Timer.cpp
2.12053 FRONT-END 10944825197555 10944846402850 C:\devel\base\base\net\InetAddress.cpp
2.12921 FRONT-END 10944823856295 10944845148346 C:\devel\base\base\net\HTTPSRequest.cpp
2.12986 FRONT-END 10944678663553 10944699962120 C:\devel\base\base\concurrency\MutualExclusion.cpp
2.13597 FRONT-END 10944703751432 10944725111087 C:\devel\base\base\concurrency\Thread.cpp
2.17846 FRONT-END 10944688645024 10944710429654 C:\devel\base\base\concurrency\RecursiveMutualExclusion.cpp
2.19442 FRONT-END 10944755490845 10944777435022 C:\devel\base\base\io\Pipe.cpp
2.20597 FRONT-END 10944681034349 10944703094022 C:\devel\base\base\concurrency\Process.cpp
2.22031 FRONT-END 10944847035166 10944869238223 C:\devel\base\base\net\Socket.cpp
2.23269 FRONT-END 10944803716990 10944826043903 C:\devel\base\base\mem\Heap.cpp
2.23489 FRONT-END 10944839973025 10944862321887 C:\devel\base\base\net\MultipleSockets.cpp
2.23762 FRONT-END 10944694868584 10944717244753 C:\devel\base\base\concurrency\Semaphore.cpp
2.2513 FRONT-END 10944733355983 10944755869004 C:\devel\base\base\io\File.cpp
2.35593 FRONT-END 10944631528405 10944655087680 C:\devel\base\base\collection\Map.cpp