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/optimized-out-02.js | 38 +++++++++++++++++++++++++ 1 file changed, 38 insertions(+) create mode 100644 js/src/jit-test/tests/debug/optimized-out-02.js (limited to 'js/src/jit-test/tests/debug/optimized-out-02.js') diff --git a/js/src/jit-test/tests/debug/optimized-out-02.js b/js/src/jit-test/tests/debug/optimized-out-02.js new file mode 100644 index 0000000000..c7690cca7a --- /dev/null +++ b/js/src/jit-test/tests/debug/optimized-out-02.js @@ -0,0 +1,38 @@ +// Test that prevUpToDate on frames are cleared. + +var g = newGlobal({newCompartment: true}); +var dbg = new Debugger(g); + +g.eval(` +function outer(unaliasedArg) { + var unaliasedVar = unaliasedArg + 42; + var aliasedVar = unaliasedArg; + + inner(); + return unaliasedVar; // To prevent the JIT from optimizing out unaliasedVar. + + function inner() { + aliasedVar++; + } +} +`); + +var log = ""; +for (var script of dbg.findScripts()) { + if (script.displayName === "inner") { + script.setBreakpoint(0, { hit: function(frame) { + // Force updateLiveScopes. + var outerEnv = frame.environment; + + // Get the environment of outer's frame on the stack, so that we may + // recover unaliased bindings in the debug scope. + outerEnv = frame.older.environment; + log += outerEnv.getVariable('unaliasedArg'); // 42 + log += outerEnv.getVariable('unaliasedVar'); // 84 + log += outerEnv.getVariable('aliasedVar'); // 42 + }}); + } +} + +g.outer(42); +assertEq(log, "428442"); -- cgit v1.2.3