Re: [Bug-apl] Segfault in PrintBuffer

[Juergen Sauermann]

Hi Kacper,

thanks, fixed in SVN 275.

/// Jürgen


On 05/19/2014 09:08 AM, Kacper Gutowski wrote:
> Apparently, when array contains a big number that is to be displayed
> in exponential notation, the whole column containing it is printed
> with exponent.  If array of mixed type has char and such big number
> in the same column, PrintBuffer segfaults on it:
>
>
>        +X←?2 3 3⍴100
> 40 18 54
> 19 66 55
> 55 60 37
>
> 29 40 52
> 63 71 28
> 22 91  2
>        X[2;2;2]←1e10 ◊ X
> 40 1.8E1  54
> 19 6.6E1  55
> 55 6.0E1  37
>
> 29 4.0E1  52
> 63 1.0E10 28
> 22 9.1E1   2
>        X[1;1;1]←'a' ◊ X
>   a 1.8E1  54
> 19 6.6E1  55
> 55 6.0E1  37
>
> 29 4.0E1  52
> 63 1.0E10 28
> 22 9.1E1   2
>        X[1;1;2]←'b' ◊ X
> get_height():        '7' at PrintBuffer.cc:336
> w=9*
> w=12*
> w=12*
> w=9*
> w=12*
> w=12*
> w=12*
> *ab54*
> *196.6E155*
> *556.0E137*
> **
> *294.0E152*
> *631.0E1028*
> *229.1E12*
>
> ==============================================================================
> Assertion failed: is_rectangular()
> in Function:      PrintBuffer
> in file:          PrintBuffer.cc:341
>
> Call stack:
>
> ----------------------------------------
> -- Stack trace at PrintBuffer.cc:341
> ----------------------------------------
> 0x7fa0206ffb45 __libc_start_main
> 0x435855  main
> 0x5291ed   Workspace::immediate_execution(bool)
> 0x464f6d    Command::process_line()
> 0x463da3     Command::process_line(UCS_string&)
> 0x46e418      Executable::execute_body() const
> 0x4e37c0       StateIndicator::run()
> 0x49107a        Prefix::reduce_statements()
> 0x48f6a0         Prefix::reduce_END_B__()
> 0x4e6d30          StateIndicator::statement_result(Token&)
> 0x525ecb           Value::print(std::ostream&) const
> 0x4b498d            PrintBuffer::PrintBuffer(Value const&, PrintContext const&)
> 0x4439af             do_Assert(char const*, char const*, char const*, int)
> ========================================
>
> SI stack:
>
> Depth:    0
> Exec:     0xfb9d70
> Pmode:    ◊  X[1;1;2]←'b' ◊ X
> PC:       13 RETURN_STATS
> Stat:     X
> err_code: 0x0
> thrown:   at StateIndicator.cc:41
> e_msg_1:  'No Error'
> e_msg_2:  ''
> e_msg_3:  ''
>
>
> ==============================================================================
>
>
> ====================================================
> SEGMENTATION FAULT
>
> ----------------------------------------
> -- Stack trace at main.cc:122
> ----------------------------------------
> 0x7fa0206ffb45 __libc_start_main
> 0x435855  main
> 0x5291ed   Workspace::immediate_execution(bool)
> 0x464f6d    Command::process_line()
> 0x463da3     Command::process_line(UCS_string&)
> 0x46e418      Executable::execute_body() const
> 0x4e37c0       StateIndicator::run()
> 0x49107a        Prefix::reduce_statements()
> 0x48f6a0         Prefix::reduce_END_B__()
> 0x4e6d30          StateIndicator::statement_result(Token&)
> 0x525ecb           Value::print(std::ostream&) const
> 0x4b498d            PrintBuffer::PrintBuffer(Value const&, PrintContext const&)
> 0x443957             do_Assert(char const*, char const*, char const*, int)
> 0x500cbc              TestFiles::assert_error()
> 0x7fa022656890
> 0x47dfda
> ========================================
> ====================================================
>
>
>
> -k