#version 450
#extension GL_EXT_scalar_block_layout : require
layout(local_size_x = 1) in;

struct Foo
{
	vec4 a;
};

struct Bar
{
	Foo a;
};

struct Baz
{
	Bar a;
};

layout(scalar, set = 0, binding = 0) buffer SSBOScalar
{
	float v;
	Baz baz;
} buffer_scalar;

void main()
{
	buffer_scalar.baz.a.a.a.a.x = 10.0;
}