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| 1 // Copyright (c) 2013, the Dart project authors. Please see the AUTHORS file | |
| 2 // for details. All rights reserved. Use of this source code is governed by a | |
| 3 // BSD-style license that can be found in the LICENSE file. | |
| 4 | |
| 5 // Test if-convertion pass in the optimizing compiler. | |
| 6 // VMOptions=--optimization-counter-threshold=10 --no-use-osr | |
| 7 | |
| 8 import "package:expect/expect.dart"; | |
| 9 | |
| 10 f1(i) => (i == 0) ? 0 : 1; | |
| 11 f2(i) => (i == 0) ? 2 : 3; | |
| 12 f3(i) => (i == null) ? 0 : 1; | |
| 13 f4(i) => (i == null) ? 2 : 3; | |
| 14 | |
| 15 f5(i) => (i != 0) ? 0 : 1; | |
| 16 f6(i) => (i != 0) ? 2 : 3; | |
| 17 f7(i) => (i != null) ? 0 : 1; | |
| 18 f8(i) => (i != null) ? 2 : 3; | |
| 19 | |
| 20 f9(i) => identical(i, 0) ? 0 : 1; | |
| 21 f10(i) => identical(i, 0) ? 2 : 3; | |
| 22 f11(i) => identical(i, null) ? 0 : 1; | |
| 23 f12(i) => identical(i, null) ? 2 : 3; | |
| 24 | |
| 25 f13(i) => !identical(i, 0) ? 0 : 1; | |
| 26 f14(i) => !identical(i, 0) ? 2 : 3; | |
| 27 f15(i) => !identical(i, null) ? 0 : 1; | |
| 28 f16(i) => !identical(i, null) ? 2 : 3; | |
| 29 | |
| 30 const POWER_OF_2 = 0x1000000000; | |
| 31 | |
| 32 bigPower(i) => (i == 11) ? 0 : POWER_OF_2; | |
| 33 | |
| 34 cse(i) { | |
| 35 final a = i == 0 ? 0 : 1; | |
| 36 final b = i == 0 ? 2 : 3; | |
| 37 return a + b; | |
| 38 } | |
| 39 | |
| 40 f17(b) => b ? 0 : 11; | |
| 41 f18(b) => b ? 2 : 0; | |
| 42 | |
| 43 main() { | |
| 44 for (var i = 0; i < 20; i++) { | |
| 45 f1(i); | |
| 46 f2(i); | |
| 47 f3(i); | |
| 48 f4(i); | |
| 49 f5(i); | |
| 50 f6(i); | |
| 51 f7(i); | |
| 52 f8(i); | |
| 53 f9(i); | |
| 54 f10(i); | |
| 55 f11(i); | |
| 56 f12(i); | |
| 57 f13(i); | |
| 58 f14(i); | |
| 59 f15(i); | |
| 60 f16(i); | |
| 61 cse(i); | |
| 62 bigPower(i); | |
| 63 f17(true); | |
| 64 f18(true); | |
| 65 } | |
| 66 | |
| 67 Expect.equals(0, f1(0)); | |
| 68 Expect.equals(1, f1(44)); | |
| 69 Expect.equals(2, f2(0)); | |
| 70 Expect.equals(3, f2(44)); | |
| 71 Expect.equals(0, f3(null)); | |
| 72 Expect.equals(1, f3(44)); | |
| 73 Expect.equals(2, f4(null)); | |
| 74 Expect.equals(3, f4(44)); | |
| 75 | |
| 76 Expect.equals(1, f5(0)); | |
| 77 Expect.equals(0, f5(44)); | |
| 78 Expect.equals(3, f6(0)); | |
| 79 Expect.equals(2, f6(44)); | |
| 80 Expect.equals(1, f7(null)); | |
| 81 Expect.equals(0, f7(44)); | |
| 82 Expect.equals(3, f8(null)); | |
| 83 Expect.equals(2, f8(44)); | |
| 84 | |
| 85 Expect.equals(0, f9(0)); | |
| 86 Expect.equals(1, f9(44)); | |
| 87 Expect.equals(2, f10(0)); | |
| 88 Expect.equals(3, f10(44)); | |
| 89 Expect.equals(0, f11(null)); | |
| 90 Expect.equals(1, f11(44)); | |
| 91 Expect.equals(2, f12(null)); | |
| 92 Expect.equals(3, f12(44)); | |
| 93 | |
| 94 Expect.equals(1, f13(0)); | |
| 95 Expect.equals(0, f13(44)); | |
| 96 Expect.equals(3, f14(0)); | |
| 97 Expect.equals(2, f14(44)); | |
| 98 Expect.equals(1, f15(null)); | |
| 99 Expect.equals(0, f15(44)); | |
| 100 Expect.equals(3, f16(null)); | |
| 101 Expect.equals(2, f16(44)); | |
| 102 | |
| 103 Expect.equals(0, bigPower(11)); | |
| 104 Expect.equals(POWER_OF_2, bigPower(12)); | |
| 105 | |
| 106 Expect.equals(2, cse(0)); | |
| 107 Expect.equals(4, cse(1)); | |
| 108 | |
| 109 Expect.equals(11, f17(false)); | |
| 110 Expect.equals(0, f17(true)); | |
| 111 | |
| 112 Expect.equals(0, f18(false)); | |
| 113 Expect.equals(2, f18(true)); | |
| 114 } | |
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