https://gcc.gnu.org/bugzilla/show_bug.cgi?id=112330
Xi Ruoyao <xry111 at gcc dot gnu.org> changed:
What |Removed |Added
----------------------------------------------------------------------------
Keywords|build |
Summary|[14 Regression] LoongArch: |[14 Regression] LoongArch:
|Bootstrap failure with GAS |Outputted .align directive
|2.41 |may trigger assembler error
| |with GAS 2.41
--- Comment #15 from Xi Ruoyao <xry111 at gcc dot gnu.org> ---
(In reply to chenglulu from comment #14)
> First of all, if you add -mrelax during the assembly process,".align
> 16,54525952,4" will be based on the situation at the time of assembly, and
> the choice is to insert a nop function without insertion.But this ".align
> 16" will insert 3 nops unconditionally. When calculating the jump range of
> the conditional branch, gcc calculates the space required for .align
> according to the actual alignment.
> So after r14-4674 there will be an error．
Well, this indicates that the issue can be only triggered with some "bad luck".
In fact with latest GCC trunk (r14-5075) this issue does not show up.
But this is an real issue and we need a fix anyway...
