tests/optimizer/safeLabelSetting.js

function z1() {
 var i = 0, j = 0;
 print(i);
}
function z2() {
 var i = 0, label = 0;
 print(i);
}
function z3() {
 var i = 0, label = 0;
}
function z4() {
 var label = 0;
 print(0);
}
// EMSCRIPTEN_GENERATED_FUNCTIONS: ["z1", "z2", "z3", "z4"]