https://gcc.gnu.org/bugzilla/show_bug.cgi?id=65809
--- Comment #8 from Iain Sandoe <iains at gcc dot gnu.org> ---
(In reply to Iain Sandoe from comment #7)
> (In reply to Jakub Jelinek from comment #6)
> > --- gcc/dbxout.c 2015-02-04 23:36:33.875630546 +0100
> > +++ gcc/dbxout.c 2015-04-20 12:27:14.579948127 +0200
> > @@ -2999,6 +2999,8 @@ dbxout_symbol_location (tree decl, tree
> >
> > if (MEM_P (home) && GET_CODE (XEXP (home, 0)) == SYMBOL_REF)
> > {
> > + if (SYMBOL_REF_TLS_MODEL (XEXP (home, 0)) != TLS_MODEL_NONE)
> > + return 0;
> > if (TREE_PUBLIC (decl))
> > {
> > int offs;
hmm .. not as things stand ..
(gdb) p debug_rtx(home)
(mem/c:BLK (symbol_ref:SI ("__emutls_v.a") [flags 0x1402] <var_decl 0x14260ed80
__emutls_v.a>) [0 __emutls_v.a+0 S16 A32])
(flags [5:3] contain the tls model which is 0 == TLS_MODEL_NONE in the case
above).
Current language: auto; currently c++
(gdb) p debug_tree(decl)
<var_decl 0x14260e990 a
type <array_type 0x14271d888
type <record_type 0x14271d738 S type_0 DI
size <integer_cst 0x142601d20 constant 64>
unit size <integer_cst 0x142601d38 constant 8>
align 32 symtab 18 alias set -1 canonical type 0x14271d738 fields
<field_decl 0x142626980 s> context <translation_unit_decl 0x1424cf258 D.1823>
pointer_to_this <pointer_type 0x14271d930> chain <type_decl
0x1426268e8 D.1815>>
BLK
size <integer_cst 0x14261d300 constant 640>
unit size <integer_cst 0x142712870 constant 80>
align 32 symtab 0 alias set -1 canonical type 0x14271d888
domain <integer_type 0x14271d7e0 type <integer_type 0x1426050a8
sizetype>
SI
size <integer_cst 0x142601cc0 constant 32>
unit size <integer_cst 0x142601cd8 constant 4>
align 32 symtab 0 alias set -1 canonical type 0x14271d7e0 precision
32 min <integer_cst 0x142601cf0 0> max <integer_cst 0x142712810 9>>>
addressable used public static BLK file
/GCC/gcc-trunk/gcc/testsuite/gcc.dg/debug/pr65771.c line 6 col 19 size
<integer_cst 0x14261d300 640> unit size <integer_cst 0x142712870 80>
align 32 context <translation_unit_decl 0x1424cf258 D.1823>
value-expr <var_decl 0x14260ed80 __emutls_v.a
type <record_type 0x14271dd20 __emutls_object BLK
size <integer_cst 0x14261d030 constant 128>
unit size <integer_cst 0x14261d048 constant 16>
align 32 symtab 0 alias set -1 canonical type 0x14271dd20 fields
<field_decl 0x142626c78 __size>>
asm_written used public static ignored BLK file
/GCC/gcc-trunk/gcc/testsuite/gcc.dg/debug/pr65771.c line 6 col 19 size
<integer_cst 0x14261d030 128> unit size <integer_cst 0x14261d048 16>
align 32 context <translation_unit_decl 0x1424cf258 D.1823> initial
<constructor 0x1427129a8>
(mem/c:BLK (symbol_ref:SI ("__emutls_v.a") [flags 0x1402] <var_decl
0x14260ed80 __emutls_v.a>) [0 __emutls_v.a+0 S16 A32])> chain <var_decl
0x14260ea20 b>>
(gdb) p decl->decl_common.ignored_flag
$3 = 0
(gdb) p decl_tls_model(decl)
$4 = TLS_MODEL_NONE
