add test case

test/scopedvalues.jl

@@ -1,6 +1,9 @@
 # This file is a part of Julia. License is MIT: https://julialang.org/license
+
 using Base.ScopedValues
 
+include("compiler/irutils.jl")
+
 @testset "errors" begin
     @test ScopedValue{Float64}(1)[] == 1.0
     @test_throws InexactError ScopedValue{Int}(1.5)
@@ -160,3 +163,9 @@ end
 let code = code_typed(with_macro_slot_cross)[1][1].code
     @test !any(x->isa(x, Core.PhiCNode), code)
 end
+
+# inline constant scoped values
+const inlineable_const_sv = ScopedValue(1)
+@test fully_eliminated(; retval=(inlineable_const_sv => 1)) do
+    inlineable_const_sv => 1
+end