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fix "use asm" numeric output (#2328)

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fixes #2324
This commit is contained in:
kzc
2017-09-20 12:52:48 -04:00
committed by alexlamsl
parent 00f509405b
commit 7e3e9da860
2 changed files with 72 additions and 6 deletions
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16
lib/output.js
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@@ -482,13 +482,17 @@ function OutputStream(options) {
nodetype.DEFMETHOD("_codegen", generator); nodetype.DEFMETHOD("_codegen", generator);
}; };
var use_asm = false;
var in_directive = false; var in_directive = false;
var active_scope = null;
var use_asm = null;
AST_Node.DEFMETHOD("print", function(stream, force_parens){ AST_Node.DEFMETHOD("print", function(stream, force_parens){
var self = this, generator = self._codegen, prev_use_asm = use_asm; var self = this, generator = self._codegen;
if (self instanceof AST_Directive && self.value == "use asm" && stream.parent() instanceof AST_Scope) { if (self instanceof AST_Scope) {
use_asm = true; active_scope = self;
}
else if (!use_asm && self instanceof AST_Directive && self.value == "use asm") {
use_asm = active_scope;
} }
function doit() { function doit() {
self.add_comments(stream); self.add_comments(stream);
@@ -502,8 +506,8 @@ function OutputStream(options) {
doit(); doit();
} }
stream.pop_node(); stream.pop_node();
if (self instanceof AST_Scope) { if (self === use_asm) {
use_asm = prev_use_asm; use_asm = null;
} }
}); });
AST_Node.DEFMETHOD("_print", AST_Node.prototype.print); AST_Node.DEFMETHOD("_print", AST_Node.prototype.print);

62
test/compress/asm.js
View File

@@ -104,3 +104,65 @@ asm_mixed: {
} }
} }
asm_toplevel: {
options = {}
input: {
"use asm";
0.0;
function f() {
0.0;
(function(){
0.0;
});
}
0.0;
}
expect_exact: '"use asm";0.0;function f(){0.0;(function(){0.0})}0.0;'
}
asm_function_expression: {
options = {}
input: {
0.0;
var a = function() {
"use asm";
0.0;
}
function f() {
0.0;
return function(){
"use asm";
0.0;
}
0.0;
}
0.0;
}
expect_exact: '0;var a=function(){"use asm";0.0};function f(){0;return function(){"use asm";0.0};0}0;'
}
asm_nested_functions: {
options = {}
input: {
0.0;
function a() {
"use asm";
0.0;
}
0.0;
function b() {
0.0;
function c(){
"use asm";
0.0;
}
0.0;
function d(){
0.0;
}
0.0;
}
0.0;
}
expect_exact: '0;function a(){"use asm";0.0}0;function b(){0;function c(){"use asm";0.0}0;function d(){0}0}0;'
}