I'm already using -g3. Here's my build.mk:
BuildFlavour = quick
ifneq "$(BuildFlavour)" ""
include mk/flavours/$(BuildFlavour).mk
endif
GhcRtsHcOpts += -O0 -g3
SRC_HC_OPTS += -g3
GhcStage1HcOpts += -g3
GhcStage2HcOpts += -g3
GhcLibHcOpts += -g3
STRIP_CMD = :
Ömer
Simon Marlow <marlo...@gmail.com>, 10 Şub 2019 Paz, 19:00 tarihinde şunu yazdı:
>
> I believe this is due to https://phabricator.haskell.org/D4722
>
> (cc Sergei Azovskov)
>
> I'm a bit surprised that gdb isn't showing anything though, it should know
> that the address corresponds to a temporary symbol like `.L1234`. Perhaps you
> need to compile with -g to make this work, I'm not sure.
>
> On Sun, 10 Feb 2019 at 07:50, Ömer Sinan Ağacan <omeraga...@gmail.com> wrote:
>>
>> I'm currently working on a bug and one of the things I often want to know is
>> what's on the stack. The problem is I can't see labels of continuations so
>> the
>> information is really useless. Example:
>>
>> >>> call printStack(((StgTSO*)0x42000e0198)->stackobj)
>> 0x42000c8788: RET_SMALL (0x512d70)
>> 0x42000c8790: RET_SMALL (0x40edf0)
>> stk[5] (0x42000c8798) = 0x7b3938
>> 0x42000c87a0: CATCH_FRAME(0x735a98,0x7d3ff2)
>> 0x42000c87b8: STOP_FRAME(0x7311b8)
>>
>> (I modified the printer to print stack locations when printing stacks)
>>
>> Here I need to know which info table the RET_SMALLs return to. Normally I do
>> this for other kinds of closures:
>>
>> >>> print ((StgClosure*)...)->header.info
>> $15 = (const StgInfoTable *) 0x404dc0 <Main_nats_info>
>>
>> But for continuations that doesn't work:
>>
>> >>> print ((StgClosure*)0x42000c8788)->header.info
>> $11 = (const StgInfoTable *) 0x512d80
>> >>> info symbol 0x512d80
>> No symbol matches 0x512d80.
>>
>> Anyone know how to make this work? Can I maybe mark the continuations label
>> in
>> the generated assembly somehow to make those labels available in gdb?
>>
>> Thanks
>>
>> Ömer
>> _______________________________________________
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>> ghc-devs@haskell.org
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