Re: [PATCH 00/11] stdx::simd optimizations, corrections, and cleanups

[Jonathan Wakely <jwakely@redhat.com>]

On Tue, 8 Jun 2021 at 13:10, Matthias Kretz wrote:
>
> The following patches mostly contain code cleanups and minor corrections. The
> major feature in this patchset is the last patch, which should make the use of
> stdx::simd much safer wrt. ODR violations involuntarily introduced by linking
> TUs that were compiled with different -m and floating-point flags.
>
> Matthias Kretz (11):
>   libstdc++: Improve copysign codegen
>   libstdc++: Remove dead code
>   libstdc++: Improve fixed_size codegen
>   libstdc++: Make use of __builtin_bit_cast
>   libstdc++: Remove incorrect fabs overload
>   libstdc++: Minor simd_math cleanups
>   libstdc++: Fix condition when AVX512F ldexp implementation is used
>   libstdc++: Avoid raising fp exceptions in trunc, floor, and ceil
>   libstdc++: Ensure unrolled loops inline the lambda
>   libstdc++: Fix internal names: add missing underscores
>   libstdc++: Fix ODR issues with different -m flags

Thanks! I've pushed all except the bit_cast one (as discussed on IRC)
and the ODR one (which I'm still reviewing).