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js/src/jit-test/tests/basic/testIncDecReadOnly.js@deefc01c0e14

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

Thu, 15 Jan 2015 21:03:48 +0100

author

Michael Schloh von Bennewitz <michael@schloh.com>

date

Thu, 15 Jan 2015 21:03:48 +0100

branch

TOR_BUG_9701

changeset 11

deefc01c0e14

permissions

-rw-r--r--

Integrate friendly tips from Tor colleagues to make (or not) 4.5 alpha 3;
This includes removal of overloaded (but unused) methods, and addition of
a overlooked call to DataStruct::SetData(nsISupports, uint32_t, bool.)

 var r;

 Object.defineProperty(this, "x", {value: 0, writable: false});

 for (var a = 0; a < 10; ++a)

     r = ++x;

 assertEq(x, 0);

 assertEq(r, 1);

 for (var a = 0; a < 10; ++a)

     r = --x;

 assertEq(x, 0);

 assertEq(r, -1);

 for (var a = 0; a < 10; ++a)

     r = x++;

 assertEq(x, 0);

 assertEq(r, 0);

 for (var a = 0; a < 10; ++a)

     r = x--;

 assertEq(x, 0);

 assertEq(r, 0);