e3e8ea5d65
To be consistent with the all the other tiers and avoid confusion, we rename --opt to ---turbofan, and --always-opt to --always-turbofan. Change-Id: Ie23dc8282b3fb4cf2fbf73b6c3d5264de5d09718 Reviewed-on: https://chromium-review.googlesource.com/c/v8/v8/+/3610431 Reviewed-by: Leszek Swirski <leszeks@chromium.org> Commit-Queue: Camillo Bruni <cbruni@chromium.org> Reviewed-by: Jakob Linke <jgruber@chromium.org> Cr-Commit-Position: refs/heads/main@{#80336}
67 lines
1.4 KiB
JavaScript
67 lines
1.4 KiB
JavaScript
// Copyright 2017 the V8 project authors. All rights reserved.
|
|
// Use of this source code is governed by a BSD-style license that can be
|
|
// found in the LICENSE file.
|
|
|
|
// Flags: --allow-natives-syntax --no-always-turbofan --no-stress-flush-code
|
|
// Flags: --no-stress-incremental-marking
|
|
// Files: test/mjsunit/code-coverage-utils.js
|
|
|
|
// Test precise code coverage.
|
|
|
|
// Without precise coverage enabled, we lose coverage data to the GC.
|
|
TestCoverage(
|
|
"call an IIFE",
|
|
`
|
|
(function f() {})();
|
|
`,
|
|
undefined // The IIFE has been garbage-collected.
|
|
);
|
|
|
|
TestCoverage(
|
|
"call locally allocated function",
|
|
`
|
|
for (var i = 0; i < 10; i++) {
|
|
let f = () => 1;
|
|
i += f();
|
|
}
|
|
`,
|
|
undefined
|
|
);
|
|
|
|
// This does not happen with precise coverage enabled.
|
|
%DebugTogglePreciseCoverage(true);
|
|
|
|
TestCoverage(
|
|
"call an IIFE",
|
|
`
|
|
(function f() {})();
|
|
`,
|
|
[{"start":0,"end":20,"count":1},{"start":1,"end":16,"count":1}]
|
|
);
|
|
|
|
TestCoverage(
|
|
"call locally allocated function",
|
|
`
|
|
for (var i = 0; i < 10; i++) {
|
|
let f = () => 1;
|
|
i += f();
|
|
}
|
|
`,
|
|
[{"start":0,"end":63,"count":1},{"start":41,"end":48,"count":5}]
|
|
);
|
|
|
|
TestCoverage(
|
|
"https://crbug.com/927464",
|
|
`
|
|
!function f() { // 0000
|
|
function unused() { nop(); } // 0100
|
|
nop(); // 0150
|
|
}(); // 0200
|
|
`,
|
|
[{"start":0,"end":199,"count":1},
|
|
{"start":1,"end":151,"count":1},
|
|
{"start":52,"end":80,"count":0}]
|
|
);
|
|
|
|
%DebugTogglePreciseCoverage(false);
|