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Avoid cascading errors due to write_object_file change 

* config/obj-macho.c (obj_mach_o_set_symbol_qualifier): Don't set
	SYM_MACHO_FIELDS_NOT_VALIDATED after reporting an error.
	(obj_mach_o_frob_label): Avoid cascading errors.
	(obj_mach_o_frob_symbol): Don't set SYM_MACHO_FIELDS_NOT_VALIDATED.
This commit is contained in:
Alan Modra 2014-06-27 10:54:03 +09:30
parent b67a2c6fd4
commit a03f9b1acf
2 changed files with 18 additions and 7 deletions
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7
gas/ChangeLog
View File

@ -1,3 +1,10 @@
2014-06-27 Alan Modra <amodra@gmail.com>
* config/obj-macho.c (obj_mach_o_set_symbol_qualifier): Don't set
SYM_MACHO_FIELDS_NOT_VALIDATED after reporting an error.
(obj_mach_o_frob_label): Avoid cascading errors.
(obj_mach_o_frob_symbol): Don't set SYM_MACHO_FIELDS_NOT_VALIDATED.
2014-06-18 DJ Delorie <dj@redhat.com>
* config/rx-parse.y (BSET, BCLR, BTST, BNOT, BMCMD): Make .B

18
gas/config/obj-macho.c
View File

@ -1013,7 +1013,6 @@ obj_mach_o_set_symbol_qualifier (symbolS *sym, int type)
bfd_mach_o_asymbol *s = (bfd_mach_o_asymbol *) symbol_get_bfdsym (sym);
bfd_mach_o_section *sec;
int sectype = -1;
int err = 0;
/* If the symbol is defined, then we can do more rigorous checking on
the validity of the qualifiers. Otherwise, we are stuck with waiting
@ -1041,7 +1040,8 @@ obj_mach_o_set_symbol_qualifier (symbolS *sym, int type)
as_bad (_("'%s' previously declared as '%s'."), s->symbol.name,
(s->n_type & BFD_MACH_O_N_PEXT) ? "private extern"
: "global" );
err = 1;
s->symbol.udata.i = SYM_MACHO_FIELDS_UNSET;
return 1;
}
else
{
@ -1092,7 +1092,8 @@ obj_mach_o_set_symbol_qualifier (symbolS *sym, int type)
as_bad (_("'%s' can't be a weak_definition (currently only"
" supported in sections of type coalesced)"),
s->symbol.name);
err = 1;
s->symbol.udata.i = SYM_MACHO_FIELDS_UNSET;
return 1;
}
else
s->n_desc |= BFD_MACH_O_N_WEAK_DEF;
@ -1111,7 +1112,7 @@ obj_mach_o_set_symbol_qualifier (symbolS *sym, int type)
/* We've seen some kind of qualifier - check validity if or when the entity
is defined. */
s->symbol.udata.i = SYM_MACHO_FIELDS_NOT_VALIDATED;
return err;
return 0;
}
/* Respond to symbol qualifiers.
@ -1409,8 +1410,12 @@ void obj_mach_o_frob_label (struct symbol *sp)
{
if ((s->n_desc & BFD_MACH_O_N_WEAK_DEF)
&& sectype != BFD_MACH_O_S_COALESCED)
as_bad (_("'%s' can't be a weak_definition (currently only supported"
" in sections of type coalesced)"), s->symbol.name);
{
as_bad (_("'%s' can't be a weak_definition (currently only supported"
" in sections of type coalesced)"), s->symbol.name);
/* Don't cascade errors. */
s->symbol.udata.i = SYM_MACHO_FIELDS_UNSET;
}
/* Have we changed from an undefined to defined ref? */
s->n_desc &= ~(REFE | LAZY);
@ -1480,7 +1485,6 @@ obj_mach_o_frob_symbol (struct symbol *sp)
{
/* Anything here that should be added that is non-standard. */
s->n_desc &= ~BFD_MACH_O_REFERENCE_MASK;
s->symbol.udata.i = SYM_MACHO_FIELDS_NOT_VALIDATED;
}
else if (s->symbol.udata.i == SYM_MACHO_FIELDS_NOT_VALIDATED)
{