For confirmation: same input, but DMD 2.016: "-------------- Build: debug in test2 --------------- dmd.exe -g -debug -IC:\dmd\src\phobos -c hello.d -ofobj\debug\hello.obj dmd.exe bin\debug\test2.exe obj\debug\hello.obj phobos.lib Output size is 96.53 KB Process terminated with status 0 (0 minutes, 0 seconds) 0 errors, 0 warnings"