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Segmentation Fault on 'try { CATCH { ~$! }; die }' #2911

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p6rt opened this issue Oct 8, 2012 · 5 comments
Closed

Segmentation Fault on 'try { CATCH { ~$! }; die }' #2911

p6rt opened this issue Oct 8, 2012 · 5 comments
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testneeded

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@p6rt
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p6rt commented Oct 8, 2012

Migrated from rt.perl.org#115184 (status was 'resolved')

Searchable as RT115184$
@p6rt
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p6rt commented Oct 8, 2012

From @bbkr

<bbkr_> rakudo​: try { CATCH { ~$! }; die } # shortest form that segfaults on my machine
<p6eval> rakudo 870d18​: OUTPUT«(signal SEGV)»
<bbkr_> rakudo​: say $*PERL
<p6eval> rakudo 870d18​: OUTPUT«("name" => "rakudo", "compiler" => {"name" => "rakudo", "ver" => "2012.09.1-19-g870d189", "release-number" => "", "build-date" => "2012-10-07T20​:14​:14Z", "codename" => ""}).hashâ�¤Â»

Jnthns tests​:

<jnthn> rakudo​: try { CATCH { say $! }; die }
<p6eval> rakudo 870d18​: OUTPUT«Mu()â�¤â�¤ in block at /tmp/PvCL0g0K2j​:1â�¤â�¤Â»
<jnthn> rakudo​: try { CATCH { say pir​::typeof__SP($!) }; die }
<p6eval> rakudo 870d18​: OUTPUT«Null PMC access in name()â�¤ in block at /tmp/z1hRUMISze​:1â�¤ in block at /tmp/z1hRUMISze​:1â�¤â�¤Â»
<jnthn> yowser
<bbkr_> ?
<jnthn> Yeah, that's bad.

@p6rt
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p6rt commented Nov 14, 2013

From @coke

On Mon Oct 08 13​:45​:22 2012, pawel.pabian@​implix.com wrote​:

<bbkr_> rakudo​: try { CATCH { ~$! }; die } # shortest form that
segfaults on my machine
<p6eval> rakudo 870d18​: OUTPUT«(signal SEGV)»
<bbkr_> rakudo​: say $*PERL
<p6eval> rakudo 870d18​: OUTPUT«("name" => "rakudo", "compiler" =>
{"name" => "rakudo", "ver" => "2012.09.1-19-g870d189", "release-
number" => "", "build-date" => "2012-10-07T20​:14​:14Z", "codename" =>
""}).hash�»

Jnthns tests​:

<jnthn> rakudo​: try { CATCH { say $! }; die }
<p6eval> rakudo 870d18​: OUTPUT«Mu()â�¤â�¤ in block at
/tmp/PvCL0g0K2j​:1â�¤â�¤Â»
<jnthn> rakudo​: try { CATCH { say pir​::typeof__SP($!) }; die }
<p6eval> rakudo 870d18​: OUTPUT«Null PMC access in name()â�¤ in block
at /tmp/z1hRUMISze​:1â�¤ in block at /tmp/z1hRUMISze​:1â�¤â�¤Â»
<jnthn> yowser
<bbkr_> ?
<jnthn> Yeah, that's bad.

no longer segfaults or NPCs; Closable with tests​:

try { CATCH { ~$! }; die }

  in any at gen/parrot/stage2/NQPHLL.nqp​:1146
  in any eval at gen/parrot/stage2/NQPHLL.nqp​:1133
  in any at gen/parrot/stage2/NQPHLL.nqp​:1091
  in any at gen/parrot/stage2/NQPHLL.nqp​:1077
  in any interactive at gen/parrot/stage2/NQPHLL.nqp​:1066
  in any command_eval at gen/parrot/stage2/NQPHLL.nqp​:1241
  in any command_eval at src/Perl6/Compiler.nqp​:17
  in any command_line at gen/parrot/stage2/NQPHLL.nqp​:1218
  in any MAIN at gen/parrot/main.nqp​:45
  in any at gen/parrot/main.nqp​:35

try { CATCH { say $! }; die }
Nil

  in any at gen/parrot/stage2/NQPHLL.nqp​:1146
  in any eval at gen/parrot/stage2/NQPHLL.nqp​:1133
  in any at gen/parrot/stage2/NQPHLL.nqp​:1091
  in any at gen/parrot/stage2/NQPHLL.nqp​:1077
  in any interactive at gen/parrot/stage2/NQPHLL.nqp​:1066
  in any command_eval at gen/parrot/stage2/NQPHLL.nqp​:1241
  in any command_eval at src/Perl6/Compiler.nqp​:17
  in any command_line at gen/parrot/stage2/NQPHLL.nqp​:1218
  in any MAIN at gen/parrot/main.nqp​:45
  in any at gen/parrot/main.nqp​:35

try { CATCH { say pir​::typeof__SP($!) }; die }
Nil

  in any at gen/parrot/stage2/NQPHLL.nqp​:1146
  in any eval at gen/parrot/stage2/NQPHLL.nqp​:1133
  in any at gen/parrot/stage2/NQPHLL.nqp​:1091
  in any at gen/parrot/stage2/NQPHLL.nqp​:1077
  in any interactive at gen/parrot/stage2/NQPHLL.nqp​:1066
  in any command_eval at gen/parrot/stage2/NQPHLL.nqp​:1241
  in any command_eval at src/Perl6/Compiler.nqp​:17
  in any command_line at gen/parrot/stage2/NQPHLL.nqp​:1218
  in any MAIN at gen/parrot/main.nqp​:45
  in any at gen/parrot/main.nqp​:35
--
Will "Coke" Coleda

@p6rt
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p6rt commented Nov 14, 2013

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

@p6rt
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p6rt commented Jan 15, 2014

From @coke

On Wed Nov 13 19​:15​:34 2013, coke wrote​:

On Mon Oct 08 13​:45​:22 2012, pawel.pabian@​implix.com wrote​:

<bbkr_> rakudo​: try { CATCH { ~$! }; die } # shortest form that
segfaults on my machine
<p6eval> rakudo 870d18​: OUTPUT«(signal SEGV)»
<bbkr_> rakudo​: say $*PERL
<p6eval> rakudo 870d18​: OUTPUT«("name" => "rakudo", "compiler" =>
{"name" => "rakudo", "ver" => "2012.09.1-19-g870d189", "release-
number" => "", "build-date" => "2012-10-07T20​:14​:14Z", "codename" =>
""}).hash�»

Jnthns tests​:

<jnthn> rakudo​: try { CATCH { say $! }; die }
<p6eval> rakudo 870d18​: OUTPUT«Mu()â�¤â�¤ in block at
/tmp/PvCL0g0K2j​:1â�¤â�¤Â»
<jnthn> rakudo​: try { CATCH { say pir​::typeof__SP($!) }; die }
<p6eval> rakudo 870d18​: OUTPUT«Null PMC access in name()â�¤ in block
at /tmp/z1hRUMISze​:1â�¤ in block at /tmp/z1hRUMISze​:1â�¤â�¤Â»
<jnthn> yowser
<bbkr_> ?
<jnthn> Yeah, that's bad.

no longer segfaults or NPCs; Closable with tests​:

try { CATCH { ~$! }; die }

in any at gen/parrot/stage2/NQPHLL.nqp​:1146
in any eval at gen/parrot/stage2/NQPHLL.nqp​:1133
in any at gen/parrot/stage2/NQPHLL.nqp​:1091
in any at gen/parrot/stage2/NQPHLL.nqp​:1077
in any interactive at gen/parrot/stage2/NQPHLL.nqp​:1066
in any command_eval at gen/parrot/stage2/NQPHLL.nqp​:1241
in any command_eval at src/Perl6/Compiler.nqp​:17
in any command_line at gen/parrot/stage2/NQPHLL.nqp​:1218
in any MAIN at gen/parrot/main.nqp​:45
in any at gen/parrot/main.nqp​:35

try { CATCH { say $! }; die }
Nil

in any at gen/parrot/stage2/NQPHLL.nqp​:1146
in any eval at gen/parrot/stage2/NQPHLL.nqp​:1133
in any at gen/parrot/stage2/NQPHLL.nqp​:1091
in any at gen/parrot/stage2/NQPHLL.nqp​:1077
in any interactive at gen/parrot/stage2/NQPHLL.nqp​:1066
in any command_eval at gen/parrot/stage2/NQPHLL.nqp​:1241
in any command_eval at src/Perl6/Compiler.nqp​:17
in any command_line at gen/parrot/stage2/NQPHLL.nqp​:1218
in any MAIN at gen/parrot/main.nqp​:45
in any at gen/parrot/main.nqp​:35

try { CATCH { say pir​::typeof__SP($!) }; die }
Nil

in any at gen/parrot/stage2/NQPHLL.nqp​:1146
in any eval at gen/parrot/stage2/NQPHLL.nqp​:1133
in any at gen/parrot/stage2/NQPHLL.nqp​:1091
in any at gen/parrot/stage2/NQPHLL.nqp​:1077
in any interactive at gen/parrot/stage2/NQPHLL.nqp​:1066
in any command_eval at gen/parrot/stage2/NQPHLL.nqp​:1241
in any command_eval at src/Perl6/Compiler.nqp​:17
in any command_line at gen/parrot/stage2/NQPHLL.nqp​:1218
in any MAIN at gen/parrot/main.nqp​:45
in any at gen/parrot/main.nqp​:35

Test added to t/spec/S04-exception-handlers/catch.t
--
Will "Coke" Coleda

@p6rt p6rt closed this as completed Jan 15, 2014
@p6rt
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p6rt commented Jan 15, 2014

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

@p6rt p6rt added the testneeded label Jan 5, 2020
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