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Null PMC access when doing .WHAT on a for loop #1416

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p6rt opened this issue Nov 27, 2009 · 8 comments
Closed

Null PMC access when doing .WHAT on a for loop #1416

p6rt opened this issue Nov 27, 2009 · 8 comments
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@p6rt
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p6rt commented Nov 27, 2009

Migrated from rt.perl.org#70888 (status was 'resolved')

Searchable as RT70888$

@p6rt
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p6rt commented Nov 27, 2009

From @masak

<masak> rakudo​: my @​a = 1, 2, 3; my @​b = (@​a.shift for ^3); @​b[0].WHAT
<p6eval> rakudo 7347ec​: Null PMC access in find_method('WHAT') [...]
* masak submits rakudobug

@p6rt
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p6rt commented Feb 2, 2010

From @masak

On Fri Nov 27 13​:21​:03 2009, masak wrote​:

<masak> rakudo​: my @​a = 1, 2, 3; my @​b = (@​a.shift for ^3);
@​b[0].WHAT
<p6eval> rakudo 7347ec​: Null PMC access in find_method('WHAT')
[...]
* masak submits rakudobug

Also, like this​:

$ perl6 -e 'sub foo { for 1,2,3 {} }; say foo.WHAT'
Null PMC access in find_method('WHAT')
[...]

$ perl6 -e '(for 1 {}).WHAT'
Null PMC access in find_method('WHAT')
[...]

@p6rt
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p6rt commented Feb 2, 2010

From [Unknown Contact. See original ticket]

On Fri Nov 27 13​:21​:03 2009, masak wrote​:

<masak> rakudo​: my @​a = 1, 2, 3; my @​b = (@​a.shift for ^3);
@​b[0].WHAT
<p6eval> rakudo 7347ec​: Null PMC access in find_method('WHAT')
[...]
* masak submits rakudobug

Also, like this​:

$ perl6 -e 'sub foo { for 1,2,3 {} }; say foo.WHAT'
Null PMC access in find_method('WHAT')
[...]

$ perl6 -e '(for 1 {}).WHAT'
Null PMC access in find_method('WHAT')
[...]

@p6rt
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p6rt commented Feb 2, 2010

@masak - Status changed from 'new' to 'open'

@p6rt
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p6rt commented Apr 30, 2010

From @bbkr

On Moscow build it's now

perl6 -e '(for 1 {}).WHAT'
Method 'WHAT' not found for invocant of class 'ArrayIterator'

@p6rt
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p6rt commented Jun 30, 2010

From @bbkr

On Kiev build​:

$ perl6 -e '(for 1 {}).WHAT.say'
ParrotIter()

@p6rt
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p6rt commented Jul 19, 2010

From @masak

No longer a Null PMC access in newer Rakudos. Resolving ticket.

<masak> rakudo​: say (for 1 {}).WHAT
<p6eval> rakudo 2f4733​: OUTPUT«ParrotIter()␤»
<masak> rakudo​: sub foo { for 1,2,3 {} }; say foo.WHAT
<p6eval> rakudo 2f4733​: OUTPUT«ParrotIter()␤»

@p6rt
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p6rt commented Jul 19, 2010

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

@p6rt p6rt closed this as completed Jul 19, 2010
@p6rt p6rt added the Bug label Jan 5, 2020
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