js/src/jit-test/tests/basic/testMethodWriteBarrier2.js

Thu, 22 Jan 2015 13:21:57 +0100

author
Michael Schloh von Bennewitz <michael@schloh.com>
date
Thu, 22 Jan 2015 13:21:57 +0100
branch
TOR_BUG_9701
changeset 15
b8a032363ba2
permissions
-rw-r--r--

Incorporate requested changes from Mozilla in review:
https://bugzilla.mozilla.org/show_bug.cgi?id=1123480#c6

     1 function C() {
     2     this.m = function () {};  // JSOP_SETMETHOD
     3 }
     5 var a = [new C, new C, new C, new C, new C, new C, new C, new C, new C];
     6 var b = [new C, new C, new C, new C, new C, new C, a[8],  new C, new C];
     8 var thrown = 'none';
     9 try {
    10     for (var i = 0; i < 9; i++) {
    11 	a[i].m();
    12 	b[i].m = 0.7;  // MethodWriteBarrier required here
    13     }
    14 } catch (exc) {
    15     thrown = exc.name;
    16 }
    17 assertEq(thrown, 'TypeError');

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