[meta.type.synop] Remove redundant cast in constant_wrapper declaration #8218
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The use of `decltype(cw-fixed-value(X))` instead of just `decltype(X)` is a workaround for a GCC bug: https://gcc.gnu.org/PR117392 There's no need for the standard to specify it this way.
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The use of
decltype(cw-fixed-value(X))instead of justdecltype(X)is a workaround for a GCC bug: https://gcc.gnu.org/PR117392There's no need for the standard to specify it this way.
The
typenameis redundant too, but that's a separate topic.Fixes cplusplus/nbballot#725