[v3] libstdc++/54869

[Rainer Orth]

Paolo Carlini <paolo.carlini@oracle.com> writes:

> apparently simd_fast_mersenne_twister_engine is designed (so far) for
> little endian targets only.
>
> Patch sanity checked x86_64-linux (with the __BYTE_ORDER__ ==
> __ORDER_LITTLE_ENDIAN__ checks artificially altered to return false too)

Isn't this too much?  As described in the PR, only
ext/random/simd_fast_mersenne_twister_engine/cons/default.cc was failing.

	Rainer

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Rainer Orth, Center for Biotechnology, Bielefeld University