diff options
Diffstat (limited to 'js/src/jit-test/tests/saved-stacks/caching-and-ccws.js')
-rw-r--r-- | js/src/jit-test/tests/saved-stacks/caching-and-ccws.js | 35 |
1 files changed, 35 insertions, 0 deletions
diff --git a/js/src/jit-test/tests/saved-stacks/caching-and-ccws.js b/js/src/jit-test/tests/saved-stacks/caching-and-ccws.js new file mode 100644 index 0000000000..b61e8c3252 --- /dev/null +++ b/js/src/jit-test/tests/saved-stacks/caching-and-ccws.js @@ -0,0 +1,35 @@ +// Test that the SavedFrame caching doesn't get messed up in the presence of +// cross-compartment calls. + +const funcSource = "function call(f) { return f(); }"; + +const g1 = newGlobal(); +const g2 = newGlobal(); + +g1.eval(funcSource); +g2.eval(funcSource); +eval(funcSource); + +function doSaveStack() { + return saveStack(); +} + +const captureStacksAcrossCompartmens = () => + [this, g1, g2].map(g => g.call(doSaveStack)); + +(function f0() { + const stacks = []; + + for (var i = 0; i < 2; i++) + stacks.push(...captureStacksAcrossCompartmens()); + + const [s1, s2, s3, s4, s5, s6] = stacks; + + assertEq(s1 != s2, true); + assertEq(s2 != s3, true); + assertEq(s3 != s1, true); + + assertEq(s1, s4); + assertEq(s2, s5); + assertEq(s3, s6); +}()); |