const runtime.spanAllocStack

10 uses

	runtime (current package)
		mheap.go#L982: 	spanAllocStack                        // stack span
		mheap.go#L1224: 	needPhysPageAlign := physPageAlignedStacks && typ == spanAllocStack && pageSize < physPageSize
		mheap.go#L1410: 	case spanAllocStack:
		mheap.go#L1764: 	case spanAllocStack:
		stack.go#L200: 		s = mheap_.allocManual(_StackCacheSize>>gc.PageShift, spanAllocStack)
		stack.go#L271: 		mheap_.freeManual(s, spanAllocStack)
		stack.go#L422: 			s = mheap_.allocManual(npage, spanAllocStack)
		stack.go#L543: 			mheap_.freeManual(s, spanAllocStack)
		stack.go#L1349: 				mheap_.freeManual(s, spanAllocStack)
		stack.go#L1363: 			mheap_.freeManual(s, spanAllocStack)