[Bug target/81733] stage1 libgcc_s.dylib fails to link on Darwin 11/x86_64

["ebotcazou at gcc dot gnu.org" <gcc-bugzilla at gcc dot gnu dot org>]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=81733

Eric Botcazou <ebotcazou at gcc dot gnu.org> changed:

           What    |Removed                     |Added
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                 CC|                            |ebotcazou at gcc dot gnu.org

--- Comment #2 from Eric Botcazou <ebotcazou at gcc dot gnu.org> ---
> When I check the input objects with dwarfdump --eh-frame --verify, I find
> 
> 2 errors found in EH frame for _addvsi3_s.o (x86_64).
> 2 errors found in EH frame for _subvsi3_s.o (x86_64).
> 2 errors found in EH frame for _mulvsi3_s.o (x86_64).
> 2 errors found in EH frame for _negvsi2_s.o (x86_64).
> 1 errors found in EH frame for _negvdi2_s.o (x86_64).
> 1 errors found in EH frame for enable-execute-stack_s.o (x86_64).
> 10 errors found in EH frame for unwind-dw2_s.o (x86_64).
> 2 errors found in EH frame for emutls_s.o (x86_64)
> 
> Looking at the enable-execute-stack_s.o case, I find:
> 
> ----------------------------------------------------------------------
>  File: enable-execute-stack_s.o (x86_64)
> ----------------------------------------------------------------------
> Verifying EH Frame... error: FDE row for address 0xfffffffffffffffb is not
> in the FDE address range.
> 
> 0x00000048: FDE
>         length: 0x00000024
>    CIE_pointer: 0x00000000
>     start_addr: 0x000000000000005d ___cold_sect_of___enable_execute_stack
>     range_size: 0x0000000000000005 (end_addr = 0x0000000000000062)
>   Instructions: 0x000000000000005d: CFA=rsp+8     rip=[rsp]
>                 DW_CFA_set_loc (0xffffffffffffff9e)
>                 DW_CFA_def_cfa_offset (16)
>                 DW_CFA_offset (rbx, -16)
>                 DW_CFA_nop
>                 DW_CFA_nop
>                 0xfffffffffffffffb: CFA=rsp+16    rbx=[rsp]  rip=[rsp+8]

See PR ada/81361 for the errors in the EH frame section.