basic-improvements merge status

[Jan Hubicka]

> Jan Hubicka <jh@suse.cz> writes:
> 
> | > 	The GCC 3.4BIB libstdc++-v3 failure of 26_numerics/c_math.cc on
> | > AIX is occurring because libstdc++-v3/libmath/stubs.c functions are
> | > recursing.
> | > 
> | > #ifndef HAVE_SINF
> | > float
> | > sinf(float x)
> | > {
> | >   return (float) sin(x);
> | > }
> | > #endif
> | > 
> | > is being compiled as
> | 
> | I think we can deal with -fno-builtin-fsin to avoid gcc from being
> | active on optimizing this.
> | The name sinf is reserved by C90 standard, so this is not valid C.
> 
> This is part of the *compiler runtime support* so it does make sense
> de define the sinf() function.
Yes, but what is wrong with compiling runtime with -fno-builtins to
avoid GCC from assuming that the reserved functions are used in usual
ways?

Honza
> 
> -- Gaby