`to!double("0.1") != to!double("0.1000000000000000")` on Windows

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The LLVM-based D Compiler.

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Open CyberShadow opened 1 year ago

CyberShadow commented 1 year ago

This program should print 0:

import std.conv;
import std.stdio;

void main()
{
    auto a = to!double("0.1");
    auto b = to!double("0.1000000000000000");
    writeln(a - b);
}

On Windows, this prints 1.38778e-17.

JohanEngelen commented 1 year ago