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comparison: js/src/jit-test/tests/ion/throw.js
js/src/jit-test/tests/ion/throw.js
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| -1:000000000000 | 0:15398548e411 |
|---|---|
| 1 function thrower1(x) { | |
| 2 throw x + 2; | |
| 3 | |
| 4 // Dead code, should be ignored. | |
| 5 throw ++x; | |
| 6 return x; | |
| 7 } | |
| 8 function test1() { | |
| 9 // If we ever inline functions containing JSOP_THROW, | |
| 10 // this shouldn't assert. | |
| 11 function f(x) { | |
| 12 thrower1(x + 1); | |
| 13 } | |
| 14 for (var i=0; i<11000; i++) { | |
| 15 try { | |
| 16 f(i); | |
| 17 assertEq(0, 1); | |
| 18 } catch(e) { | |
| 19 assertEq(e, i + 3); | |
| 20 } | |
| 21 } | |
| 22 } | |
| 23 test1(); | |
| 24 | |
| 25 // Test throwing from an uncompilable (interpreted) function. | |
| 26 function getException(f) { | |
| 27 try { | |
| 28 f(); | |
| 29 assertEq(0, 1); | |
| 30 } catch(e) { | |
| 31 return e; | |
| 32 } | |
| 33 assertEq(0, 1); | |
| 34 } | |
| 35 | |
| 36 function thrower2(x) { | |
| 37 if (x > 90) | |
| 38 throw x; | |
| 39 with ({}) {}; // Abort compilation...(?) | |
| 40 } | |
| 41 function test2() { | |
| 42 for (var i = 0; i < 100; i++) { | |
| 43 thrower2(i); | |
| 44 } | |
| 45 } | |
| 46 assertEq(getException(test2), 91); | |
| 47 | |
| 48 // Throwing |this| from a constructor. | |
| 49 function thrower3(x) { | |
| 50 this.x = x; | |
| 51 if (x > 90) | |
| 52 throw this; | |
| 53 } | |
| 54 function test3() { | |
| 55 for (var i=0; i < 100; i++) { | |
| 56 new thrower3(i); | |
| 57 } | |
| 58 } | |
| 59 assertEq(getException(test3).x, 91); | |
| 60 | |
| 61 // Throwing an exception in various loop blocks. | |
| 62 var count = 0; | |
| 63 function thrower4(x) { | |
| 64 throw count++; | |
| 65 count += 12345; // Shouldn't be executed. | |
| 66 } | |
| 67 function test4_1() { | |
| 68 var i = 0; | |
| 69 for (new thrower4(i); i < 100; i++) { | |
| 70 count += 2000; // Shouldn't be executed. | |
| 71 } | |
| 72 } | |
| 73 function test4_2() { | |
| 74 for (var i = 0; thrower4(i); i++) { | |
| 75 count += 3000; // Shouldn't be executed. | |
| 76 } | |
| 77 } | |
| 78 function test4_3() { | |
| 79 for (var i = 0; i < 100; thrower4(i)) { | |
| 80 count += 5; | |
| 81 } | |
| 82 } | |
| 83 function test4_4() { | |
| 84 for (var i = 0; i < 10; i++) { | |
| 85 if (i > 8) | |
| 86 thrower4(); | |
| 87 count += i; | |
| 88 } | |
| 89 } | |
| 90 for (var i = 0; i < 100; i++) { | |
| 91 assertEq(getException(test4_1), count-1); | |
| 92 assertEq(getException(test4_2), count-1); | |
| 93 assertEq(getException(test4_3), count-1); | |
| 94 assertEq(getException(test4_4), count-1); | |
| 95 } | |
| 96 assertEq(count, 4500); |
