remove unused import

Author: aviatesk

src/packagedef.jl

@@ -1,6 +1,6 @@
 using Base.Meta
 import Base: +, -, convert, isless, get_world_counter
-using Core: CodeInfo, SimpleVector, LineInfoNode, GotoNode, Slot,
+using Core: CodeInfo, SimpleVector, LineInfoNode, GotoNode,
             GeneratedFunctionStub, MethodInstance, NewvarNode, TypeName
 
 using UUIDs
@@ -150,7 +150,7 @@ function __init__()
     #     compiled_calls[(qsym, RT, Core.svec(AT...), Core.Compiler)] = f
     #     precompile(f, AT)
     # end
-    
+
     @static if isdefined(Base, :have_fma)
         FMA_FLOAT64[] = _have_fma_compiled(Float64)
         FMA_FLOAT32[] = _have_fma_compiled(Float32)

test/interpret.jl

@@ -569,7 +569,7 @@ f_562(x::Union{Vector{T}, Nothing}) where {T} = x + 1
 try
     break_on(:error)
     local frame, bp = @interpret f_562(nothing)
-    
+
     stacktrace_lines = split(sprint(Base.display_error, bp.err, leaf(frame)), '\n')
     @test stacktrace_lines[1] == "ERROR: MethodError: no method matching +(::Nothing, ::Int64)"
 finally