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Re: [PATCH] [gold] Recognize DWARF5/GCC5 DW_LANG_Fortran03 and DW_LANG_Fortran08.


On Tue, 2015-02-10 at 00:13 +0100, Mark Wielaard wrote:
> DWARFv5 defines and GCC5 may output two new DW_LANG constants for the
> Fortran 2003 and Fortran 2008 standards. Recognize both in gold gdb-index
> as unsupported.
> 
> For consistency also add the other new DWARF5/GCC5 language constants in
> the elfcpp::DW_LANG enum to match include/dwarf2.h.
> 
> elfcpp/ChangeLog:
> 
> 	* dwarf.h (enum DW_LANG): Add DW_LANG_C_plus_plus_11,
> 	DW_LANG_C11, DW_LANG_C_plus_plus_14, DW_LANG_Fortran03 and
> 	DW_LANG_Fortran08 from ../include/dwarf2.h.
> 
> gold/ChangeLog:
> 
> 	* gdb-index.cc (Gdb_index_info_reader::visit_top_die): Recognize
> 	DW_LANG_Fortran03 and DW_LANG_Fortran08.

Ping.

> diff --git a/elfcpp/dwarf.h b/elfcpp/dwarf.h
> index ccd967e..b0f33c6 100644
> --- a/elfcpp/dwarf.h
> +++ b/elfcpp/dwarf.h
> @@ -205,6 +205,12 @@ enum DW_LANG
>    DW_LANG_Python = 0x0014,
>    // DWARF 5.
>    DW_LANG_Go = 0x0016,
> +  DW_LANG_C_plus_plus_11 = 0x001a,
> +  DW_LANG_C11 = 0x001d,
> +  DW_LANG_C_plus_plus_14 = 0x0021,
> +  DW_LANG_Fortran03 = 0x0022,
> +  DW_LANG_Fortran08 = 0x0023,
> +
>    DW_LANG_lo_user = 0x8000,	// Implementation-defined range start.
>    DW_LANG_hi_user = 0xffff,	// Implementation-defined range start.
>    // MIPS.
> 
> diff --git a/gold/gdb-index.cc b/gold/gdb-index.cc
> index 1a41820..666ee70 100644
> --- a/gold/gdb-index.cc
> +++ b/gold/gdb-index.cc
> @@ -371,7 +371,9 @@ Gdb_index_info_reader::visit_top_die(Dwarf_die* die)
>  		|| this->cu_language_ == elfcpp::DW_LANG_Fortran90
>  		|| this->cu_language_ == elfcpp::DW_LANG_Java
>  		|| this->cu_language_ == elfcpp::DW_LANG_Ada95
> -		|| this->cu_language_ == elfcpp::DW_LANG_Fortran95)
> +		|| this->cu_language_ == elfcpp::DW_LANG_Fortran95
> +		|| this->cu_language_ == elfcpp::DW_LANG_Fortran03
> +		|| this->cu_language_ == elfcpp::DW_LANG_Fortran08)
>  	      {
>  		gold_warning(_("%s: --gdb-index currently supports "
>  			       "only C and C++ languages"),
> 


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