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extend reduce_funcs to cover cross-scope substitutions (#2469)

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fixes #2468
This commit is contained in:
Alex Lam S.L
2017-11-11 15:30:17 +08:00
committed by GitHub
parent 3c74047368
commit cda27b0970
2 changed files with 208 additions and 6 deletions
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209
test/compress/reduce_vars.js
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@@ -4208,7 +4208,6 @@ issue_2449: {
perf_1: {
options = {
passes: 10,
reduce_funcs: true,
reduce_vars: true,
toplevel: true,
@@ -4223,7 +4222,7 @@ perf_1: {
}
var sum = 0;
for (var i = 0; i < 100; ++i) {
sum += indirect_foo(i, i+1, i*3);
sum += indirect_foo(i, i + 1, 3 * i);
}
console.log(sum);
}
@@ -4243,7 +4242,6 @@ perf_1: {
perf_2: {
options = {
passes: 10,
reduce_funcs: false,
reduce_vars: true,
toplevel: true,
@@ -4258,7 +4256,7 @@ perf_2: {
}
var sum = 0;
for (var i = 0; i < 100; ++i) {
sum += indirect_foo(i, i+1, i*3);
sum += indirect_foo(i, i + 1, 3 * i);
}
console.log(sum);
}
@@ -4276,3 +4274,206 @@ perf_2: {
}
expect_stdout: "348150"
}
perf_3: {
options = {
reduce_funcs: true,
reduce_vars: true,
toplevel: true,
unused: true,
}
input: {
var foo = function(x, y, z) {
return x < y ? x * y + z : x * z - y;
}
var indirect_foo = function(x, y, z) {
return foo(x, y, z);
}
var sum = 0;
for (var i = 0; i < 100; ++i)
sum += indirect_foo(i, i + 1, 3 * i);
console.log(sum);
}
expect: {
var indirect_foo = function(x, y, z) {
return function(x, y, z) {
return x < y ? x * y + z : x * z - y;
}(x, y, z);
}
var sum = 0;
for (var i = 0; i < 100; ++i)
sum += indirect_foo(i, i + 1, 3 * i);
console.log(sum);
}
expect_stdout: "348150"
}
perf_4: {
options = {
reduce_funcs: false,
reduce_vars: true,
toplevel: true,
unused: true,
}
input: {
var foo = function(x, y, z) {
return x < y ? x * y + z : x * z - y;
}
var indirect_foo = function(x, y, z) {
return foo(x, y, z);
}
var sum = 0;
for (var i = 0; i < 100; ++i)
sum += indirect_foo(i, i + 1, 3 * i);
console.log(sum);
}
expect: {
var foo = function(x, y, z) {
return x < y ? x * y + z : x * z - y;
}
var indirect_foo = function(x, y, z) {
return foo(x, y, z);
}
var sum = 0;
for (var i = 0; i < 100; ++i)
sum += indirect_foo(i, i + 1, 3 * i);
console.log(sum);
}
expect_stdout: "348150"
}
perf_5: {
options = {
passes: 10,
reduce_funcs: true,
reduce_vars: true,
toplevel: true,
unused: true,
}
input: {
function indirect_foo(x, y, z) {
function foo(x, y, z) {
return x < y ? x * y + z : x * z - y;
}
return foo(x, y, z);
}
var sum = 0;
for (var i = 0; i < 100; ++i) {
sum += indirect_foo(i, i + 1, 3 * i);
}
console.log(sum);
}
expect: {
function indirect_foo(x, y, z) {
return function(x, y, z) {
return x < y ? x * y + z : x * z - y;
}(x, y, z);
}
var sum = 0;
for (var i = 0; i < 100; ++i)
sum += indirect_foo(i, i + 1, 3 * i);
console.log(sum);
}
expect_stdout: "348150"
}
perf_6: {
options = {
passes: 10,
reduce_funcs: false,
reduce_vars: true,
toplevel: true,
unused: true,
}
input: {
function indirect_foo(x, y, z) {
function foo(x, y, z) {
return x < y ? x * y + z : x * z - y;
}
return foo(x, y, z);
}
var sum = 0;
for (var i = 0; i < 100; ++i) {
sum += indirect_foo(i, i + 1, 3 * i);
}
console.log(sum);
}
expect: {
function indirect_foo(x, y, z) {
return function(x, y, z) {
return x < y ? x * y + z : x * z - y;
}(x, y, z);
}
var sum = 0;
for (var i = 0; i < 100; ++i)
sum += indirect_foo(i, i + 1, 3 * i);
console.log(sum);
}
expect_stdout: "348150"
}
perf_7: {
options = {
reduce_funcs: true,
reduce_vars: true,
toplevel: true,
unused: true,
}
input: {
var indirect_foo = function(x, y, z) {
var foo = function(x, y, z) {
return x < y ? x * y + z : x * z - y;
}
return foo(x, y, z);
}
var sum = 0;
for (var i = 0; i < 100; ++i)
sum += indirect_foo(i, i + 1, 3 * i);
console.log(sum);
}
expect: {
var indirect_foo = function(x, y, z) {
return function(x, y, z) {
return x < y ? x * y + z : x * z - y;
}(x, y, z);
}
var sum = 0;
for (var i = 0; i < 100; ++i)
sum += indirect_foo(i, i + 1, 3 * i);
console.log(sum);
}
expect_stdout: "348150"
}
perf_8: {
options = {
reduce_funcs: false,
reduce_vars: true,
toplevel: true,
unused: true,
}
input: {
var indirect_foo = function(x, y, z) {
var foo = function(x, y, z) {
return x < y ? x * y + z : x * z - y;
}
return foo(x, y, z);
}
var sum = 0;
for (var i = 0; i < 100; ++i)
sum += indirect_foo(i, i + 1, 3 * i);
console.log(sum);
}
expect: {
var indirect_foo = function(x, y, z) {
return function(x, y, z) {
return x < y ? x * y + z : x * z - y;
}(x, y, z);
}
var sum = 0;
for (var i = 0; i < 100; ++i)
sum += indirect_foo(i, i + 1, 3 * i);
console.log(sum);
}
expect_stdout: "348150"
}