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preserve constant modification under strict mode (#2717)

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This commit is contained in:
Alex Lam S.L
2018-01-04 15:53:53 +08:00
committed by GitHub
parent 9b58b54e2d
commit 7a6d452b54
2 changed files with 57 additions and 1 deletions
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51
test/compress/pure_getters.js
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@@ -348,6 +348,57 @@ set_immutable_4: {
expect_stdout: true
}
set_immutable_5: {
options = {
collapse_vars: true,
conditionals: true,
evaluate: true,
pure_getters: "strict",
reduce_funcs: true,
reduce_vars: true,
side_effects: true,
toplevel: true,
unused: true,
}
input: {
"use strict";
var a = 1;
a.foo += "";
if (a.foo) console.log("FAIL");
else console.log("PASS");
}
expect: {
"use strict";
1..foo += "";
1..foo ? console.log("FAIL") : console.log("PASS");
}
expect_stdout: true
}
set_immutable_6: {
options = {
collapse_vars: true,
conditionals: true,
evaluate: true,
pure_getters: "strict",
reduce_funcs: true,
reduce_vars: true,
side_effects: true,
toplevel: true,
unused: true,
}
input: {
var a = 1;
a.foo += "";
if (a.foo) console.log("FAIL");
else console.log("PASS");
}
expect: {
1..foo ? console.log("FAIL") : console.log("PASS");
}
expect_stdout: true
}
set_mutable_1: {
options = {
collapse_vars: true,