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Run web benchmarks at -O2 to evaluate performance. (#162625)

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As per https://github.com/flutter/flutter/issues/162620, we are going to
run the web benchmarks at `-O2` for a trial period to evaluate the
performance difference, which will give us some data on whether we can
consider changing to `-O2` by default.
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Jackson Gardner 2025-02-03 15:58:39 -08:00 committed by GitHub
parent b29f8f7fb9
commit 13e5f8c91d
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dev/devicelab/lib/tasks/web_benchmarks.dart
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@ -38,7 +38,8 @@ Future<TaskResult> runWebBenchmark(WebBenchmarkOptions benchmarkOptions) async {
options: <String>[
'web',
'--no-tree-shake-icons', // local engine builds are frequently out of sync with the Dart Kernel version
if (benchmarkOptions.useWasm) ...<String>['-O4', '--wasm', '--no-strip-wasm'],
'-O2',
if (benchmarkOptions.useWasm) ...<String>['--wasm', '--no-strip-wasm'],
'--dart-define=FLUTTER_WEB_ENABLE_PROFILING=true',
'--profile',
'--no-web-resources-cdn',