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Diffstat (limited to 'deps/v8/test/mjsunit/elements-kind-depends.js')
-rw-r--r-- | deps/v8/test/mjsunit/elements-kind-depends.js | 74 |
1 files changed, 74 insertions, 0 deletions
diff --git a/deps/v8/test/mjsunit/elements-kind-depends.js b/deps/v8/test/mjsunit/elements-kind-depends.js new file mode 100644 index 0000000000..82f188b71e --- /dev/null +++ b/deps/v8/test/mjsunit/elements-kind-depends.js @@ -0,0 +1,74 @@ +// Copyright 2011 the V8 project authors. All rights reserved. +// Redistribution and use in source and binary forms, with or without +// modification, are permitted provided that the following conditions are +// met: +// +// * Redistributions of source code must retain the above copyright +// notice, this list of conditions and the following disclaimer. +// * Redistributions in binary form must reproduce the above +// copyright notice, this list of conditions and the following +// disclaimer in the documentation and/or other materials provided +// with the distribution. +// * Neither the name of Google Inc. nor the names of its +// contributors may be used to endorse or promote products derived +// from this software without specific prior written permission. +// +// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS +// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT +// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR +// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT +// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, +// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT +// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, +// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY +// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT +// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE +// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + +// Flags: --allow-natives-syntax --smi-only-arrays + +function burn() { + var a = new Array(3); + a[0] = 10; + a[1] = 15.5; + a[2] = 20; + return a; +} + +function check(a) { + assertEquals(10, a[0]); + assertEquals(15.5, a[1]); + assertEquals(20, a[2]); +} + +var b; +for (var i = 0; i < 3; ++i) { + b = burn(); + check(b); // all OK +} +%OptimizeFunctionOnNextCall(burn); +b = burn(); +check(b); // fails + + +function loop_test(x) { + for (i=0;i<3;i++) { + x[i] = (i+1) * 0.5; + } +} + +function check2(b) { + assertEquals(0.5, b[0]); + assertEquals(1.0, b[1]); + assertEquals(1.5, b[2]); +} + +for (var i = 0; i < 3; ++i) { + b = [0,1,2]; + loop_test(b); + check2(b); +} +%OptimizeFunctionOnNextCall(loop_test); +b = [0,1,2]; +loop_test(b); +check2(b); |