digitalmars.D.bugs - [Issue 3750] New: Template specialization based on shared doesn't seem to work
- d-bugmail puremagic.com (64/64) Jan 28 2010 http://d.puremagic.com/issues/show_bug.cgi?id=3750
http://d.puremagic.com/issues/show_bug.cgi?id=3750 Summary: Template specialization based on shared doesn't seem to work Product: D Version: 2.040 Platform: x86 OS/Version: Linux Status: NEW Severity: normal Priority: P2 Component: DMD AssignedTo: nobody puremagic.com ReportedBy: jason.james.house gmail.com 20:00:51 PST --- template foo( T U == shared ){ enum U foo = 1; } static assert(is(foo!(shared int) == int)); ------------------------------------------------ error.d(1): found '==' when expecting ')' error.d(1): members of template declaration expected error.d(1): Declaration expected, not ')' error.d(1): unrecognized declaration template foo( T ) if (is(T U == shared)){ enum U foo = 1; } static assert(is(foo!(shared int) == int)); ------------------------------------------------- alt.d(2): Error: static assert (is(foo!(shared(int)) == int)) is false template foo( T ) if (is(T U == shared)){ enum U foo = 1; } pgragma(msg, foo!(shared int)); -------------------------------------------------- alt.d(1): Error: identifier 'U' is not defined alt.d(1): Error: U is used as a type alt.d(1): Error: variable alt.foo!(shared(int)).foo voids have no value alt.d(2): Error: template instance alt.foo!(shared(int)) error instantiating 1 It seems like is expressions work alright: void main(){ shared int x; static if (is(x y == shared)) { static assert( is (y == int) ); static assert( !is (y == shared) ); } } ... although this example (incomplete) fails: template isValidNumericType( T ) { static if (is(T U == shared)){ enum bool isValidNumericType = isIntegerType!( U ) || isPointerType!( U ); } else { enum bool isValidNumericType = isIntegerType!( T ) || isPointerType!( T ); } } ----------------------------------------- tango/core/Atomic.d(828): Error: static assert (isValidNumericType!(shared(int))) is false -- Configure issuemail: http://d.puremagic.com/issues/userprefs.cgi?tab=email ------- You are receiving this mail because: -------
Jan 28 2010