From 26a029d407be480d791972afb5975cf62c9360a6 Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Fri, 19 Apr 2024 02:47:55 +0200 Subject: Adding upstream version 124.0.1. Signed-off-by: Daniel Baumann --- js/src/jit-test/tests/debug/bug-1385844-2.js | 39 ++++++++++++++++++++++++++++ 1 file changed, 39 insertions(+) create mode 100644 js/src/jit-test/tests/debug/bug-1385844-2.js (limited to 'js/src/jit-test/tests/debug/bug-1385844-2.js') diff --git a/js/src/jit-test/tests/debug/bug-1385844-2.js b/js/src/jit-test/tests/debug/bug-1385844-2.js new file mode 100644 index 0000000000..50d070b41e --- /dev/null +++ b/js/src/jit-test/tests/debug/bug-1385844-2.js @@ -0,0 +1,39 @@ +// Frame invalidatation should not follow 'debugger eval prev' links. +// This should not fail a 'frame.isDebuggee()' assertion. +// This version of the test requires only a single Debugger, and a single +// debuggee global. + +var g = newGlobal({ newCompartment: true }); +var dbg = new Debugger(g); + +g.eval(` + function f() { debugger; } +`); +g.observeAll = observeAll; + +dbg.onDebuggerStatement = first; +g.eval(`debugger;`); + +var saved; +function first(frame) { + saved = frame; + dbg.onDebuggerStatement = second; + saved.eval(`f()`); +} + +function second() { + saved.eval(`observeAll()`); +} + +function observeAll() { + // Setting this hook causes `Debugger::updateExecutionObservabilityOfFrames` + // to walk the stack looking for frames running in `g` and marking them as + // debuggees. It should ignore 'debugger eval prev' links; if it does not, the + // traversal will jump from the frame for `second`'s eval directly to `saved`, + // the frame for the `g.eval` call. In particular, it will not visit the frame + // for the eval in `first`, which was never marked as a debuggee. (Simply + // being created for a `Debugger.Frame.prototype.eval` call doesn't + // necessarily mark you as a debuggee, if your behavior doesn't need to be + // observed.) + dbg.onEnterFrame = function () { }; +} -- cgit v1.2.3