summaryrefslogtreecommitdiffstats
path: root/js/src/jit-test/tests/debug/Frame-newTargetOverflow-01.js
diff options
context:
space:
mode:
authorMatt A. Tobin <mattatobin@localhost.localdomain>2018-02-02 04:16:08 -0500
committerMatt A. Tobin <mattatobin@localhost.localdomain>2018-02-02 04:16:08 -0500
commit5f8de423f190bbb79a62f804151bc24824fa32d8 (patch)
tree10027f336435511475e392454359edea8e25895d /js/src/jit-test/tests/debug/Frame-newTargetOverflow-01.js
parent49ee0794b5d912db1f95dce6eb52d781dc210db5 (diff)
downloadUXP-5f8de423f190bbb79a62f804151bc24824fa32d8.tar
UXP-5f8de423f190bbb79a62f804151bc24824fa32d8.tar.gz
UXP-5f8de423f190bbb79a62f804151bc24824fa32d8.tar.lz
UXP-5f8de423f190bbb79a62f804151bc24824fa32d8.tar.xz
UXP-5f8de423f190bbb79a62f804151bc24824fa32d8.zip
Add m-esr52 at 52.6.0
Diffstat (limited to 'js/src/jit-test/tests/debug/Frame-newTargetOverflow-01.js')
-rw-r--r--js/src/jit-test/tests/debug/Frame-newTargetOverflow-01.js41
1 files changed, 41 insertions, 0 deletions
diff --git a/js/src/jit-test/tests/debug/Frame-newTargetOverflow-01.js b/js/src/jit-test/tests/debug/Frame-newTargetOverflow-01.js
new file mode 100644
index 000000000..1dd0b1bd4
--- /dev/null
+++ b/js/src/jit-test/tests/debug/Frame-newTargetOverflow-01.js
@@ -0,0 +1,41 @@
+// Test that Ion frames are invalidated by turning on Debugger. Invalidation
+// is unobservable, but we know that Ion scripts cannot handle Debugger
+// handlers, so we test for the handlers being called.
+
+load(libdir + "jitopts.js");
+
+if (!jitTogglesMatch(Opts_Ion2NoOffthreadCompilation))
+ quit();
+
+// GCs can invalidate JIT code and cause this test to fail.
+if ('gczeal' in this)
+ gczeal(0);
+
+withJitOptions(Opts_Ion2NoOffthreadCompilation, function () {
+ var g = newGlobal();
+ var dbg = new Debugger;
+
+ g.toggle = function toggle(d) {
+ if (d) {
+ dbg.addDebuggee(g);
+
+ var frame = dbg.getNewestFrame();
+ assertEq(frame.implementation, "ion");
+ assertEq(frame.constructing, true);
+
+ // overflow args are read from the parent's frame
+ // ensure we have the right offset to read from those.
+ assertEq(frame.arguments[1], 15);
+ }
+ };
+
+ g.eval("" + function f(d) { new g(d, 15); });
+
+ g.eval("" + function g(d) { toggle(d); });
+
+ g.eval("(" + function test() {
+ for (var i = 0; i < 5; i++)
+ f(false);
+ f(true);
+ } + ")();");
+});