46 lines
1.5 KiB
JavaScript
46 lines
1.5 KiB
JavaScript
description(
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"This tests that the DFG can multiply numbers correctly."
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);
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function doMultiplyConstant2(a) {
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return a * 2;
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}
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function doMultiplyConstant3(a) {
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return a * 3;
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}
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function doMultiplyConstant4(a) {
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return a * 4;
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}
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// Get it to compile.
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for (var i = 0; i < 100; ++i) {
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shouldBe("doMultiplyConstant2(1)", "2");
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shouldBe("doMultiplyConstant2(2)", "4");
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shouldBe("doMultiplyConstant2(4)", "8");
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shouldBe("doMultiplyConstant3(1)", "3");
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shouldBe("doMultiplyConstant3(2)", "6");
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shouldBe("doMultiplyConstant3(4)", "12");
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shouldBe("doMultiplyConstant4(1)", "4");
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shouldBe("doMultiplyConstant4(2)", "8");
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shouldBe("doMultiplyConstant4(4)", "16");
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}
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// Now do evil.
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for (var i = 0; i < 10; ++i) {
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shouldBe("doMultiplyConstant2(1073741824)", "2147483648");
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shouldBe("doMultiplyConstant2(2147483648)", "4294967296");
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shouldBe("doMultiplyConstant3(1073741824)", "3221225472");
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shouldBe("doMultiplyConstant3(2147483648)", "6442450944");
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shouldBe("doMultiplyConstant4(1073741824)", "4294967296");
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shouldBe("doMultiplyConstant4(2147483648)", "8589934592");
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shouldBe("doMultiplyConstant2(-1073741824)", "-2147483648");
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shouldBe("doMultiplyConstant2(-2147483648)", "-4294967296");
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shouldBe("doMultiplyConstant3(-1073741824)", "-3221225472");
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shouldBe("doMultiplyConstant3(-2147483648)", "-6442450944");
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shouldBe("doMultiplyConstant4(-1073741824)", "-4294967296");
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shouldBe("doMultiplyConstant4(-2147483648)", "-8589934592");
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}
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