Something

struct struct1_s{	float f1;	float f2;	float f3;	vector vec;};struct struct2_s{	vector vec;	float f1;	float f2;	float f3;};.union merged{	struct1_s struct1;	struct2_s struct2;};void TestCollapse() ={	entity e = spawn();		e.struct1.f1 = 1;	e.struct1.f2 = 2;	e.struct1.f3 = 3;	e.struct1.vec = '4 5 6';		DUMP_FLOAT( e.struct1.f1 )	DUMP_FLOAT( e.struct1.f2 )	DUMP_FLOAT( e.struct1.f3 )	DUMP_VEC( e.struct1.vec )	e.struct2.f1 = 1;	e.struct2.f2 = 2;	e.struct2.f3 = 3;	e.struct2.vec = '4 5 6';	DUMP_FLOAT( e.struct2.f1 )	DUMP_FLOAT( e.struct2.f2 )	DUMP_FLOAT( e.struct2.f3 )	DUMP_VEC( e.struct2.vec )}/*output:e.struct1.f1  = 1e.struct1.f2  = 2e.struct1.f3  = 3e.struct1.vec  = '  4.0   5.0   6.0'e.struct2.f1  = 1e.struct2.f2  = 2e.struct2.f3  = 3e.struct2.vec  = '  4.0   5.0   6.0'*/