TypeInfo.flags
uint flags() @property nothrow pure const @safe @nogcGet flags for type: 1 means GC should scan for pointers, 2 means arg of this type is passed in SIMD register(s) if available
uint flags() @property nothrow pure const @safe @nogcGet flags for type: 1 means GC should scan for pointers, 2 means arg of this type is passed in SIMD register(s) if available