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Re: Obsolete matherr, _LIB_VERSION, libieee.a

• From: Florian Weimer <fweimer at redhat dot com>
• To: sellcey at cavium dot com, Joseph Myers <joseph at codesourcery dot com>
• Cc: libc-alpha at sourceware dot org, Szabolcs Nagy <szabolcs dot nagy at arm dot com>, nd <nd at arm dot com>
• Date: Thu, 24 Aug 2017 20:53:26 +0200
• Subject: Re: Obsolete matherr, _LIB_VERSION, libieee.a
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On 08/24/2017 07:20 PM, Steve Ellcey wrote:> -#undef _LIB_VERSION> +> +#if TEST_COMPAT (libm, GLIBC_2_0, GLIBC_2_27)> +> +# undef matherr> +# undef _LIB_VERSION>  compat_symbol_reference (libm, matherr, matherr, GLIBC_2_0);>  compat_symbol_reference (libm, _LIB_VERSION, _LIB_VERSION, GLIBC_2_0);>  > @@ -45,5 +48,12 @@ do_test (void)>    acos (2.0);>    return fail;>  }> +#else> +static int> +do_test (void)> +{> +  return 0;> +}> +#endifDoes the fail to compile, or does it fail to link?Maybe it is possible to make this slightly more regular.  Although theexpansion of compat_symbol_reference is difficult to remove because GCCdoes not see it, so it is not optimized away.Thanks,Florian

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  • Re: Obsolete matherr, _LIB_VERSION, libieee.a
    • From: Steve Ellcey

• References:
  • Obsolete matherr, _LIB_VERSION, libieee.a
    • From: Joseph Myers
  • Re: Obsolete matherr, _LIB_VERSION, libieee.a
    • From: Steve Ellcey
  • Re: Obsolete matherr, _LIB_VERSION, libieee.a
    • From: Joseph Myers
  • Re: Obsolete matherr, _LIB_VERSION, libieee.a
    • From: Steve Ellcey