digitalmars.D.bugs - [Issue 2869] New: alias type not equel to origin type when typeof call on it
- d-bugmail puremagic.com (20/20) Apr 21 2009 http://d.puremagic.com/issues/show_bug.cgi?id=2869
- d-bugmail puremagic.com (21/21) Apr 27 2009 http://d.puremagic.com/issues/show_bug.cgi?id=2869
http://d.puremagic.com/issues/show_bug.cgi?id=2869 Summary: alias type not equel to origin type when typeof call on it Product: D Version: 2.028 Platform: PC OS/Version: Windows Status: NEW Severity: normal Priority: P2 Component: DMD AssignedTo: bugzilla digitalmars.com ReportedBy: galaxylang gmail.com alias type not equel to origin type when typeof call on it only occur on the basic type such as: alias int inttype; if(is(typeof(int)) //complier error if(is(typeof(inttype))//OK --
Apr 21 2009
http://d.puremagic.com/issues/show_bug.cgi?id=2869 smjg iname.com changed: What |Removed |Added ---------------------------------------------------------------------------- CC| |smjg iname.com Status|NEW |RESOLVED Resolution| |INVALID Summary|alias type not equel to |alias type not equal to |origin type when typeof call|origin type when typeof |on it |called on it The compiler is behaving correctly. http://www.digitalmars.com/d/2.0/declaration.html#Typeof Typeof: typeof ( Expression ) typeof ( return ) "int" is not parseable as an expression, therefore "typeof(int)" correctly fails to compile. "inttype" is, OTOH, parseable as an expression, just not semantically valid as one. Therefore the IsExpression correctly evaluates to false. --
Apr 27 2009