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nqp shell broken. blows up when executing the command at the second prompt #2598

Closed p6rt closed 12 years ago

p6rt commented 12 years ago

Migrated from rt.perl.org#107330 (status was 'resolved')

Searchable as RT107330$

p6rt commented 12 years ago

From @cognominal

nqp

say('hi') say('hi') hi say('hi') say('hi') Null PMC access in find_method('new')

-- cognominal stef

p6rt commented 12 years ago

From @cognominal

The world disappears between the two evaluations! And this is unrelated to 2012 mayan astrology.

Relevant part of the trace.

5d5f set P2, P1["World"] P2=PMCNULL P1=Hash=PMC(0x7f926677dc00)  (src/stage2/gen/NQP.pm​:487) ... 5d7c callmethodcc P2, "new" P2=PMCNULL  (src/stage2/gen/NQP.pm​:487)

More complete trace for the search of NQP​::World

5d55 get_hll_global P28, "GLOBAL"  P28=PMCNULL  (src/stage2/gen/NQP.pm​:487) 5d58 nqp_get_package_through_who P0, P28, "NQP" P0=PMCNULL P28=GLOBALish=PMC(0x7f92652d9590)  (src/stage2/gen/NQP.pm​:487) 5d5c get_who P1, P0                                        P1=PMCNULL P0=NQP=PMC(0x7f926677dca0) (src/stage2/gen/NQP.pm​:487) 5d5f set P2, P1["World"] P2=PMCNULL P1=Hash=PMC(0x7f926677dc00)  (src/stage2/gen/NQP.pm​:487) 5d63 set P3, P35                                        P3=PMCNULL P35=String=PMC(0x7f92667e2010 Str​:"67C0187A91F4EFF6565C") (src/stage2/gen/NQP.pm​:487) 5d66 unless_null P3, 6 P3=String=PMC(0x7f92667e2010 Str​:"67C0187A91F4EFF6565C") (src/stage2/gen/NQP.pm​:487) 5d6c set P4, P34                                        P4=PMCNULL P34=PMCNULL (src/stage2/gen/NQP.pm​:487) 5d6f unless_null P4, 6 P4=PMCNULL  (src/stage2/gen/NQP.pm​:487) 5d72 new P4, "Undef"                                        P4=PMCNULL  (src/stage2/gen/NQP.pm​:487) 5d75 set_args PC54 (5), P2, "handle", P3, "description", P4 PC54=FixedIntegerArray=PMC(0x7f9263913f80) P2=PMCNULL P3=String=PMC(0x7f92667e2010 Str​:"67C0187A91F4EFF6565C") P4=Undef=PMC(0x7f92667b2420) (src/stage2/gen/NQP.pm​:487) 5d7c callmethodcc P2, "new" P2=PMCNULL  (src/stage2/gen/NQP.pm​:487) # Back in sub 'nqp;HLL;Compiler;_block1731 Null PMC access in find_method('new')

-- cognominal stef

p6rt commented 12 years ago

From @coke

On Fri Dec 30 13​:19​:01 2011, cognominal wrote​:

nqp

say('hi') say('hi') hi say('hi') say('hi') Null PMC access in find_method('new')

$ ./nqp --version This is nqp version 2012.09.1-26-g5238d7b built on parrot 4.8.0 revision RELEASE_4_8_0 $ ./nqp

say("hi"); hi say("hi"); hi

Fixed.

Future nqp tickets should be logged against https://github.com/perl6/nqp/issues

Regards.

-- Will "Coke" Coleda

p6rt commented 12 years ago

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

p6rt commented 12 years ago

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