Re: gfortran - gdb problem

[Wu Zhou <woodzltc@cn.ibm.com>]

On Mon, 25 Jul 2005, Daniel Jacobowitz wrote:

> No; adding checks specific to the language is almost always wrong.  The
> only case insensitive languages in the GDB source tree are Scheme (and
> I don't think the Scheme support has worked in many years) and Fortran. 
> So disabling it for Fortran is about the same as deleting the code
> entirely.

OK.  I cancel this method.  I don't know the big picture before.

> 
> Here's the original patch:
>   http://sourceware.org/ml/gdb-patches/2000-08/msg00025.html
> 
> Presumably, whatever HP Fortran compiler Jimmy Guo was trying to add
> support for always generated symbols in lowercase, so this was
> sufficient.  gfortran doesn't.  It appears to use case somewhat
> inconsistently.
> 
> The fact is, our symbol table does not support case insensitive lookup.
> I suppose one cheap solution to this would be to lower case based on CU
> language when reading in the symbol table, but that's not a very pretty
> solution.  Perhaps Elena (the symbol table maintainer) has another idea.

IMHO, the case insensitive lookup might be the long-term resolution.  What 
about define "strcmp" as an macro of "strcasecmp" if case_sensitive is 
false?  This might seems ugly, but it should help here.

Regards
- Wu Zhou