Correct internal prototype of __builtin_saveregs
Thu Aug 3 18:27:00 GMT 2000
On Thu, Aug 03, 2000 at 09:23:36AM -0600, Jeffrey A Law wrote:
> In message < 20000802100815.D29910@wolery.cumb.org >you write:
> > When compiling libgcc on targets that don't need a specialized
> > __builtin_saveregs, we get a warning about no previous prototype for
> > the function, despite the fact that it's prototyped in libgcc2.h. This
> > is because the internal declaration has no prototype.
> > This patch changes c_common_nodes_and_builtins such that __builtin_saveregs
> > is given a (void) prototype. __builtin_apply_args and __builtin_next_arg
> > keep their unspecified prototype.
> > [Are these routines still used? They appear to be only for the old
> > varargs implementation.]
> > Bootstrapped i386-linux. OK to commit?
> > zw
> > * c-common.c (c_common_nodes_and_builtins): Add ptr_ftype_any
> > function type. Change ptr_ftype to be void * (void). Give
> > __builtin_next_arg and __builtin_apply_args ptr_ftype_any.
> I don't think those routines are used anymore. I'd rather remove them if
> they're no longer supported.
I'm not familiar with this code enough to say for sure, but it appears
to me that __builtin_saveregs is still used. And even if it isn't, I
bet we're stuck with it, because it's an actual routine in libgcc.
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