Message ID | 20240520165636.311074-1-hjl.tools@gmail.com |
---|---|
State | New |
Headers | show |
Series | Don't provide scalb/significand _FloatN aliases [BZ #31760] | expand |
On 20/05/24 13:56, H.J. Lu wrote: > scalb is a deprecated interface which was obsolescent in POSIX.1-2001, > removed in POSIX.1-2008, never made to C standard. significant was > originally from BSD and never made in any standard. Fix BZ #31760 by > not providing _FloatN aliases for them. > > Signed-off-by: H.J. Lu <hjl.tools@gmail.com> LGTM, thanks. Reviewed-by: Adhemerval Zanella <adhemerval.zanella@linaro.org> > --- > math/s_significand_template.c | 12 ++++++++++++ > math/w_scalb_template.c | 12 ++++++++++++ > 2 files changed, 24 insertions(+) > > diff --git a/math/s_significand_template.c b/math/s_significand_template.c > index a351390411..0c8a1c3d75 100644 > --- a/math/s_significand_template.c > +++ b/math/s_significand_template.c > @@ -30,4 +30,16 @@ M_DECL_FUNC (__significand) (FLOAT x) > { > return M_SUF (__ieee754_scalb) (x,(FLOAT) - M_SUF (__ilogb) (x)); > } > + > +/* Don't provide _FloatN aliases for significand which was originally > + from BSD and never made in any standard. */ > +#undef libm_alias_float_other_r > +#define libm_alias_float_other_r(from, to, r) > +#undef libm_alias_double_other_r > +#define libm_alias_double_other_r(from, to, r) > +#undef libm_alias_ldouble_other_r > +#define libm_alias_ldouble_other_r(from, to, r) > +#undef libm_alias_float128_other_r > +#define libm_alias_float128_other_r(from, to, r) > + > declare_mgen_alias (__significand, significand) > diff --git a/math/w_scalb_template.c b/math/w_scalb_template.c > index 2fd5ca1878..f9f98508e9 100644 > --- a/math/w_scalb_template.c > +++ b/math/w_scalb_template.c > @@ -52,6 +52,18 @@ FLOAT M_DECL_FUNC (__scalb) (FLOAT x, FLOAT fn) > return z; > } > > +/* Don't provide _FloatN aliases for scalb which is a deprecated interface, > + was obsolescent in POSIX.1-2001, removed in POSIX.1-2008, never made to > + C standard. */ > +#undef libm_alias_float_other_r > +#define libm_alias_float_other_r(from, to, r) > +#undef libm_alias_double_other_r > +#define libm_alias_double_other_r(from, to, r) > +#undef libm_alias_ldouble_other_r > +#define libm_alias_ldouble_other_r(from, to, r) > +#undef libm_alias_float128_other_r > +#define libm_alias_float128_other_r(from, to, r) > + > declare_mgen_alias (__scalb, scalb); > > #endif /* __USE_WRAPPER_TEMPLATE. */
diff --git a/math/s_significand_template.c b/math/s_significand_template.c index a351390411..0c8a1c3d75 100644 --- a/math/s_significand_template.c +++ b/math/s_significand_template.c @@ -30,4 +30,16 @@ M_DECL_FUNC (__significand) (FLOAT x) { return M_SUF (__ieee754_scalb) (x,(FLOAT) - M_SUF (__ilogb) (x)); } + +/* Don't provide _FloatN aliases for significand which was originally + from BSD and never made in any standard. */ +#undef libm_alias_float_other_r +#define libm_alias_float_other_r(from, to, r) +#undef libm_alias_double_other_r +#define libm_alias_double_other_r(from, to, r) +#undef libm_alias_ldouble_other_r +#define libm_alias_ldouble_other_r(from, to, r) +#undef libm_alias_float128_other_r +#define libm_alias_float128_other_r(from, to, r) + declare_mgen_alias (__significand, significand) diff --git a/math/w_scalb_template.c b/math/w_scalb_template.c index 2fd5ca1878..f9f98508e9 100644 --- a/math/w_scalb_template.c +++ b/math/w_scalb_template.c @@ -52,6 +52,18 @@ FLOAT M_DECL_FUNC (__scalb) (FLOAT x, FLOAT fn) return z; } +/* Don't provide _FloatN aliases for scalb which is a deprecated interface, + was obsolescent in POSIX.1-2001, removed in POSIX.1-2008, never made to + C standard. */ +#undef libm_alias_float_other_r +#define libm_alias_float_other_r(from, to, r) +#undef libm_alias_double_other_r +#define libm_alias_double_other_r(from, to, r) +#undef libm_alias_ldouble_other_r +#define libm_alias_ldouble_other_r(from, to, r) +#undef libm_alias_float128_other_r +#define libm_alias_float128_other_r(from, to, r) + declare_mgen_alias (__scalb, scalb); #endif /* __USE_WRAPPER_TEMPLATE. */
scalb is a deprecated interface which was obsolescent in POSIX.1-2001, removed in POSIX.1-2008, never made to C standard. significant was originally from BSD and never made in any standard. Fix BZ #31760 by not providing _FloatN aliases for them. Signed-off-by: H.J. Lu <hjl.tools@gmail.com> --- math/s_significand_template.c | 12 ++++++++++++ math/w_scalb_template.c | 12 ++++++++++++ 2 files changed, 24 insertions(+)