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RE: gdb and Fortran90 arrays


On Fri, 2005-07-08 at 01:02 +0800, Wu Zhou wrote:
> Hi Parker,
> 
> I had a fast look at you dwarf output.  It doesn't conform to the DWARF 
> standard, (which is the most commonly used debugging standard in the Linux 
> world.) especially in the debuginfo on the array "guess" and "z".  So it 
> might better to post your question to g95 mail-list for a solution.  
> However I will take some more time to see why GDB didn't think your code 
> are written in fortran.  Maybe it is related the following text: 
> 
>  <0><b>: Abbrev Number: 1 (DW_TAG_compile_unit)
>      DW_AT_stmt_list   : 0	
>      DW_AT_high_pc     : 0x80494ec	
>      DW_AT_low_pc      : 0x8049440	
>      DW_AT_producer    : G95 Fortran 95 4.0.0 20050129 (experimental) (g95!)
> 
> I need to see how GDB guess the language of the binary.

It should use DW_AT_language.

If you look, his binary claims it is ANSI C.

  <0><b>: Abbrev Number: 1 (DW_TAG_compile_unit)
>      DW_AT_stmt_list   : 0    
>      DW_AT_high_pc     : 0x80494ec    
>      DW_AT_low_pc      : 0x8049440    
>      DW_AT_producer    : G95 Fortran 95 4.0.0 20050129 (experimental)
(g95!)
> Apr  4 2005   
>      DW_AT_language    : 1    (ANSI C)
>      DW_AT_name        : gdbDriver.f90        
>      DW_AT_comp_dir    : /home/surfer/downloads/2ndharm-2.0/src  




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