8065804: JEP 171: Clarifications/corrections for fence intrinsics
Reviewed-by: dholmes, shade, dl, psandoz
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/**
* JDK-8044750: megamorphic getter for scope objects does not call __noSuchProperty__ hook
*
* @test
* @run
*/
__noSuchProperty__ = function(name) {
return 1;
}
function func(obj) {
with(obj) {
// this "foo" getter site becomes megamorphic
// due to different 'with' scope objects.
foo;
}
}
for (var i = 0; i < 20; i++) {
var obj = {};
obj.foo = i;
obj[i] = i;
func(obj);
}
// pass a 'with' scope object that does not have 'foo'.
// callsite inside func should see __noSuchProperty__
// hook on global scope object.
func({});