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Date: Tue, 12 Jul 2011 09:50:00 -0000
From: Richard Earnshaw <rearnsha@arm.com>
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To: Andreas Schwab <schwab@redhat.com>
CC: Richard Henderson <rth@redhat.com>,  GCC Patches <gcc-patches@gcc.gnu.org>
Subject: Re: [dwarf2cfi] Cleanup interpretation of cfa.reg
References: <4E1B5413.9050702@redhat.com> <m3d3hfj2cn.fsf@hase.home>
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On 12/07/11 10:05, Andreas Schwab wrote:
> Richard Henderson <rth@redhat.com> writes:
>=20
>> @@ -261,6 +262,15 @@ extern void dwarf2out_set_demangle_name_func (const=
 char *(*) (const char *));
>>  extern void dwarf2out_vms_debug_main_pointer (void);
>>  #endif
>>=20=20
>> +/* Unfortunately, DWARF_FRAME_REGNUM is not universally defined in such=
 a
>> +   way as to force an unsigned return type.  Do that via inline wrapper=
.  */
>> +
>> +static inline unsigned
>> +dwarf_frame_regnum (unsigned regnum)
>> +{
>> +  return DWARF_FRAME_REGNUM (regnum);
>> +}
>> +=20=20
>=20
> I think this has caused the bootstrap failure on ia64:
>=20
> In file included from ../../gcc/dwarf2cfi.c:31:0:
> ../../gcc/dwarf2out.h: In function 'dwarf_frame_regnum':
> ../../gcc/dwarf2out.h:271:3: error: implicit declaration of function 'ia6=
4_dbx_register_number' [-Werror=3Dimplicit-function-declaration]
>=20
> Andreas.
>=20

And on ARM (PR49713)

R.