P1468 Fixed-layout floating-point type aliases

[jensmaurer]

P1468R0 Fixed-layout floating-point type aliases (Michał Dominiak, Boris Fomitchev, Sergei Nikolaev)

[brycelelbach]

LEWGI defers this to EWG(I)

[Lawrence-Crowl]

SG6 in Kona:
Should IEC (60)559 semantics apply to operations in addition to representation?
SF 0 F 5 N 1 A 0 SA 0

Named std::floatXX_t? F 4 N 2 A 0
Named std::binaryXX_t? F 1 N 1 A 4
Named std::iec559_binaryXX_t? F 4 N 1 A 1
Named std::fp_binaryXX_t? F 5 N 1 A 0
Named std::fp::binaryXX_t? F 5 N 1 A 0
Named std::iec559::binaryXX_t? F 3 N 2 A 1

[jfbastien]

EWG-I in Kona: Gave feedback, will see again. LEWGI should see too.