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Referencing a global is assumed to have side effects.

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Close #550
This commit is contained in:
Mihai Bazon
2014-09-28 11:16:51 +03:00
parent f0c1a01bc2
commit 01d19b4b52
3 changed files with 30 additions and 1 deletions
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8
test/compress/sequences.js
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@@ -91,9 +91,11 @@ make_sequences_4: {
lift_sequences_1: {
options = { sequences: true };
input: {
var foo, x, y, bar;
foo = !(x(), y(), bar());
}
expect: {
var foo, x, y, bar;
x(), y(), foo = !bar();
}
}
@@ -101,10 +103,12 @@ lift_sequences_1: {
lift_sequences_2: {
options = { sequences: true, evaluate: true };
input: {
var foo, bar;
foo.x = (foo = {}, 10);
bar = (bar = {}, 10);
}
expect: {
var foo, bar;
foo.x = (foo = {}, 10),
bar = {}, bar = 10;
}
@@ -113,9 +117,11 @@ lift_sequences_2: {
lift_sequences_3: {
options = { sequences: true, conditionals: true };
input: {
var x, foo, bar, baz;
x = (foo(), bar(), baz()) ? 10 : 20;
}
expect: {
var x, foo, bar, baz;
foo(), bar(), x = baz() ? 10 : 20;
}
}
@@ -123,9 +129,11 @@ lift_sequences_3: {
lift_sequences_4: {
options = { side_effects: true };
input: {
var x, foo, bar, baz;
x = (foo, bar, baz);
}
expect: {
var x, foo, bar, baz;
x = baz;
}
}