fix compilation of check_top_bit

fixes #31819

Author: vtjnash

base/boot.jl

@@ -557,7 +557,7 @@ eval(Core, :(NamedTuple{names,T}(args::T) where {names, T <: Tuple} =
 
 import .Intrinsics: eq_int, trunc_int, lshr_int, sub_int, shl_int, bitcast, sext_int, zext_int, and_int
 
-throw_inexacterror(f::Symbol, @nospecialize(T), val) = (@_noinline_meta; throw(InexactError(f, T, val)))
+throw_inexacterror(f::Symbol, ::Type{T}, val) where {T} = (@_noinline_meta; throw(InexactError(f, T, val)))
 
 function is_top_bit_set(x)
     @_inline_meta