[perl #89606] Whitespace in operators is not disallowed

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JimmyZ  rakudo:sub postfix:<!>($a) { [*] 1..$a; }; say (*!)(5);
p6eval  rakudo 8533c3: OUTPUT«120␤»
JimmyZ  rakudo:sub postfix:< >($a) { [*] 1..$a; }; say (* )(5); #is
this expected?
p6eval  rakudo 8533c3: OUTPUT«120␤»
moritz  no, I think whitespace in operators is disallowed
JimmyZ  rakudo:sub postfix:<　>($a) { [*] 1..$a; }; say (*　)(5); # SBC case
p6eval  rakudo 8533c3: OUTPUT«120␤»
JimmyZ  std:sub postfix:< >($a) { [*] 1..$a; }; say (* )(5);
p6eval  std 3468e14: OUTPUT«Use of uninitialized value $starter in
concatenation (.) or string at
/usr/local/share/perl/5.10.1/CursorBase.pm line 2754.␤Use of
uninitialized value $stopper in concatenation (.) or string at
/usr/local/share/perl/5.10.1/CursorBase.pm line 2754.␤Use of
uninitialized value
p6eval  ..$starte…
JimmyZ  std:sub postfix:<　>($a) { [*] 1..$a; }; say (*　)(5); # SBC case
p6eval  std 3468e14: OUTPUT«Use of uninitialized value $starter in
concatenation (.) or string at
/usr/local/share/perl/5.10.1/CursorBase.pm line 2754.␤Use of
uninitialized value $stopper in concatenation (.) or string at
/usr/local/share/perl/5.10.1/CursorBase.pm line 2754.␤Use of
uninitialized value
p6eval  ..$starte…
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