Re: [musl] add loongarch64 port v7.

[Szabolcs Nagy <nsz@port70.net>]

* Szabolcs Nagy <nsz@port70.net> [2023-04-18 11:38:44 +0200]:
> * 王洪亮 <wanghongliang@loongson.cn> [2023-04-18 09:28:49 +0800]:
> > +typedef struct {
> > +    unsigned long __pc;
> > +    unsigned long __gregs[32];
> > +    unsigned int __flags;
> > +    unsigned long __extcontext[] __attribute__((__aligned__(16)));
> >  } mcontext_t;
> 
> i would use the same struct tag as glibc so
> 
> typedef struct mcontext_t { ...
> 
> (we don't need c++ abi compat with glibc, but
> it's nicer to be consistent)

sorry this is wrong, c++ abi is same for

  typedef struct foo {} foo;

and

  typedef struct {} foo;

so we don't need to change the code to match glibc:
untagged struct types use the typename for mangling
so it's mcontext_t either way.