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Re: basic-improvements merge status
> Jan Hubicka <jh@suse.cz> writes:
>
> | > Jan Hubicka <jh@suse.cz> writes:
> | >
> | > | -fno-builtin-sin does the trick.
> | >
> | > The issue isn't about the lack of built-in sin. It is about lack of
> | > support (either hardwired or in library) for sin{, f,l}.
> |
> | libstdc++ does provide these. All we need is to move them into libgcc
> | and use -fno-builtin-sin to compile file in question.
> | What do you see wrong about using the -fno-builtin to compile runtime
> | support that must be done in a way breaking C90 standard?
>
> My grip about -fno-builtin is that it operates (at least that is my
> understanding) in a yes/no mode whereas in practice we need something
> that can understand gray variation. That is, the builtins are not all
> missing at the same time; we should be able to make the compiler
> understand that.
We do have -fno-builtin-FUNCTION for exactly that.
Honza
>
> -- Gaby