digitalmars.D.bugs - [Issue 15605] New: Invalid result of ptrdiff_t comparison.
- via Digitalmars-d-bugs (34/34) Jan 25 2016 https://issues.dlang.org/show_bug.cgi?id=15605
https://issues.dlang.org/show_bug.cgi?id=15605 Issue ID: 15605 Summary: Invalid result of ptrdiff_t comparison. Product: D Version: D2 Hardware: x86_64 OS: Linux Status: NEW Severity: major Priority: P1 Component: dmd Assignee: nobody puremagic.com Reporter: keepitsimplesirius gmail.com import std.stdio; void func(size_t w, size_t h) { ptrdiff_t a = h / 2; ptrdiff_t b = h / 2; writeln(-a, " ", -a + w); writeln(-a < -a + w); } int main() { func(3, 3); return 0; } Outputs: -1 2 false Should: -1 2 true Compiler: DMD64 D Compiler v2.069.2 Copyright (c) 1999-2015 by Digital Mars written by Walter Bright --
Jan 25 2016