From @finanalyst

April 18. Using git pull version of today
The following test program yields results as lower

use v6;
say "t1";
@​*ARGS.perl.say;

say "t2";
for @​*ARGS { .say }

my @​a = @​*ARGS;

say "t3";
for @​a[ 1 ..^ +@​a ] { .say };
say "t4";
for @​*ARGS[ 1 ..^ +@​*ARGS ] { .say };

<run output>
perl6 test.p6 one two three four
t1
["one", "two", "three", "four"]
t2
one
two
three
four
t3
two
three
four
t4
No applicable candidates found to dispatch to for 'postcircumfix​:<[ ]>'.
Available candidates are​:
:(Mu : Int $i;; *%_)
:(Mu : Block $b;; *%_)
:(Mu : !whatever_dispatch_helper ;; *%_)

current instr.​: '!postcircumfix​:<[ ]>' pc 10686 (src/builtins/Role.pir​:90)
called from Sub '_block14' pc 29 (EVAL_1​:0)
called from Sub '!UNIT_START' pc 1299 (src/glue/run.pir​:24)
called from Sub 'perl6;PCT;HLLCompiler;eval' pc -1 ((unknown file)​:-1)
called from Sub 'perl6;PCT;HLLCompiler;evalfiles' pc 1318
(compilers/pct/src/PCT/HLLCompiler.pir​:714)
called from Sub 'perl6;PCT;HLLCompiler;command_line' pc 1504
(compilers/pct/src/PCT/HLLCompiler.pir​:801)
called from Sub 'perl6;Perl6;Compiler;main' pc -1 ((unknown file)​:-1)

From @moritz

Works now in rakudo, just needs some tests.

The RT System itself - Status changed from 'new' to 'open'

From @timo

As of c50e4ea, there are now tests in S02-magical/args.t. Marking as
resolved.

@timo - Status changed from 'open' to 'resolved'