Re: [PATCH 6/9] Remove the error handling wrapper from exp and exp2

[Szabolcs Nagy <szabolcs dot nagy at arm dot com>]

On 29/06/18 13:54, Szabolcs Nagy wrote:
> diff --git a/sysdeps/ieee754/dbl-64/e_exp.c b/sysdeps/ieee754/dbl-64/e_exp.c
> index 45644e4139..eb78edda14 100644
> --- a/sysdeps/ieee754/dbl-64/e_exp.c
> +++ b/sysdeps/ieee754/dbl-64/e_exp.c
> @@ -20,6 +20,8 @@
>   #include <stdint.h>
>   #include <math-barriers.h>
>   #include <math-narrow-eval.h>
> +#include <shlib-compat.h>
> +#include <libm-alias-double.h>
>   #include "math_config.h"
>   
>   #define N (1 << EXP_TABLE_BITS)
> @@ -89,7 +91,7 @@ top12 (double x)
>   
>   double
>   SECTION
> -__ieee754_exp (double x)
> +__exp (double x)
>   {
>     uint32_t abstop;
>     uint64_t ki, idx, top, sbits;
> @@ -162,6 +164,10 @@ __ieee754_exp (double x)
>        is no spurious underflow here even without fma.  */
>     return scale + scale * tmp;
>   }
> -#ifndef __ieee754_exp
> -strong_alias (__ieee754_exp, __exp_finite)
> +#ifndef __exp
> +hidden_def (__exp)
> +strong_alias (__exp, __ieee754_exp)
> +strong_alias (__exp, __exp_finite)
> +versioned_symbol (libm, __exp, exp, GLIBC_2_28);
> +libm_alias_double_other (__exp, exp)
>   #endif

this should have been libm_alias_double (...) for
targets where long double is the same as double.

will change it (at other places too) and rerun
build-many-glibcs.py with it.