const runtime.minHeapAlign

3 uses

	runtime (current package)
		sizeclasses.go#L85: 	minHeapAlign    = 8
		traceallocfree.go#L40: 	w.varint(uint64(minHeapAlign))
		traceallocfree.go#L131: 	return traceArg(uint64(addr)-trace.minPageHeapAddr) / minHeapAlign