// Copyright 2020 the V8 project authors. All rights reserved. // Use of this source code is governed by a BSD-style license that can be // found in the LICENSE file. // Flags: --allow-natives-syntax (function TestMinusZeroIsDouble() { function Module(stdlib) { 'use asm'; function f() { var x = 0.; x = 1. / +-0; return +x; } return f; } var f = Module(this); assertEquals(-Infinity, f()); assertTrue(%IsAsmWasmCode(Module)); })(); (function TestMinusZeroIsDoubleBracketed() { function Module(stdlib) { 'use asm'; function f() { var x = 0.; x = 1. / (-0); return +x; } return f; } var f = Module(this); assertEquals(-Infinity, f()); assertTrue(%IsAsmWasmCode(Module)); })(); (function TestMinusZeroIsDoubleMultDouble1() { function Module(stdlib) { 'use asm'; function f() { var x = 0.; x = 1. / (-0 * 1.0); return +x; } return f; } var f = Module(this); assertEquals(-Infinity, f()); assertTrue(%IsAsmWasmCode(Module)); })(); (function TestMinusZeroIsDoubleMultDouble2() { function Module(stdlib) { 'use asm'; function f() { var x = 0.; x = 1. / (1.0 * -0); return +x; } return f; } var f = Module(this); assertEquals(-Infinity, f()); assertTrue(%IsAsmWasmCode(Module)); })(); (function TestMinusZeroIsDoubleMultInt() { function Module(stdlib) { 'use asm'; function f() { var x = 0.; x = 1. / (-0 * 1); return +x; } return f; } var f = Module(this); assertFalse(%IsAsmWasmCode(Module)); })();