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enhance unsafe for Array (#3349)

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This commit is contained in:
Alex Lam S.L
2019-03-20 06:37:51 +08:00
committed by GitHub
parent b9615f7a62
commit f2286c33f1
3 changed files with 158 additions and 9 deletions
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110
test/compress/arrays.js
View File

@@ -239,3 +239,113 @@ index_length: {
}
expect_stdout: "1 2"
}
constructor_bad: {
options = {
unsafe: true
}
input: {
try {
Array(NaN);
console.log("FAIL1");
} catch (ex) {
try {
new Array(NaN);
console.log("FAIL2");
} catch (ex) {
console.log("PASS");
}
}
try {
Array(3.14);
console.log("FAIL1");
} catch (ex) {
try {
new Array(3.14);
console.log("FAIL2");
} catch (ex) {
console.log("PASS");
}
}
}
expect: {
try {
Array(NaN);
console.log("FAIL1");
} catch (ex) {
try {
Array(NaN);
console.log("FAIL2");
} catch (ex) {
console.log("PASS");
}
}
try {
Array(3.14);
console.log("FAIL1");
} catch (ex) {
try {
Array(3.14);
console.log("FAIL2");
} catch (ex) {
console.log("PASS");
}
}
}
expect_stdout: [
"PASS",
"PASS",
]
expect_warnings: [
"WARN: Invalid array length: 3.14 [test/compress/arrays.js:13,12]",
"WARN: Invalid array length: 3.14 [test/compress/arrays.js:17,16]",
]
}
constructor_good: {
options = {
unsafe: true
}
input: {
console.log(Array());
console.log(Array(0));
console.log(Array(1));
console.log(Array(6));
console.log(Array(7));
console.log(Array(1, 2));
console.log(Array(false));
console.log(Array("foo"));
console.log(Array(Array));
console.log(new Array());
console.log(new Array(0));
console.log(new Array(1));
console.log(new Array(6));
console.log(new Array(7));
console.log(new Array(1, 2));
console.log(new Array(false));
console.log(new Array("foo"));
console.log(new Array(Array));
}
expect: {
console.log([]);
console.log([]);
console.log([,]);
console.log([,,,,,,]);
console.log(Array(7));
console.log([ 1, 2 ]);
console.log([ false ]);
console.log([ "foo" ]);
console.log(Array(Array));
console.log([]);
console.log([]);
console.log([,]);
console.log([,,,,,,]);
console.log(Array(7));
console.log([ 1, 2 ]);
console.log([ false ]);
console.log([ "foo" ]);
console.log(Array(Array));
}
expect_stdout: true
expect_warnings: []
}

21
test/compress/reduce_vars.js
View File

@@ -6716,3 +6716,24 @@ issue_3297: {
}
expect_stdout: "true"
}
drop_side_effect_free: {
options = {
collapse_vars: true,
evaluate: true,
reduce_vars: true,
side_effects: true,
toplevel: true,
}
input: {
var a = 123;
"" + (a && (a.b = 0) || a);
console.log(a);
}
expect: {
var a = 123;
a.b = 0;
console.log(a);
}
expect_stdout: "123"
}