llvm_alignment != julia_alignment error in core test with no-inline

[vtjnash]

~/julia$ ./usr/bin/julia-debug --inline=no -q
bitstype 24 Int24
Int24(x::Int) = Core.Intrinsics.box(Int24,Core.Intrinsics.trunc_int(Int24,Core.Intrinsics.unbox(Int,x)))
Int(x::Int24) = Core.Intrinsics.box(Int,Core.Intrinsics.zext_int(Int,Core.Intrinsics.unbox(Int24,x)))
let x,y,f
    x = Int24(Int(0x12345678)) # create something (via truncation)
    @test Int(0x345678) === Int(x)
    function f() Int24(Int(0x02468ace)) end
    y = f() # invoke llvm constant folding
    @test Int(0x468ace) === Int(y)
    @test x !== y
    @test string(y) == "Int24(0x468ace)"
end

Assertion failed: (llvm_alignment==julia_alignment), function julia_struct_to_llvm, file ./cgutils.cpp, line 413.