September 2017 Update

Task/Arena-storage-pool/Kotlin/arena-storage-pool.kotlin

@@ -0,0 +1,14 @@
+// Kotlin Native v0.3
+
+import kotlinx.cinterop.*
+
+fun main(args: Array<String>) {
+    memScoped {
+        val intVar1 = alloc<IntVar>()
+        intVar1.value = 1
+        val intVar2 = alloc<IntVar>()
+        intVar2.value = 2
+        println("${intVar1.value} + ${intVar2.value} = ${intVar1.value + intVar2.value}")
+    }
+    // native memory used by intVar1 & intVar2 is automatically freed when memScoped block ends
+}

Task/Arena-storage-pool/Phix/arena-storage-pool-1.phix

@@ -0,0 +1 @@
+atom mem = allocate(size,true)

Task/Arena-storage-pool/Phix/arena-storage-pool-2.phix

@@ -0,0 +1,12 @@
+sequence ap = {}
+function ap_allocate(integer size)
+-- allocate some memory and add it to the arena pool 'ap' for later release
+atom res = allocate(size)
+    ap = append(ap,res)
+    return res
+end function
+procedure ap_free()
+-- free all memory allocated in arena pool 'ap'
+    free(ap)
+    ap = {}
+end procedure

Task/Arena-storage-pool/Zkl/arena-storage-pool.zkl

@@ -0,0 +1,3 @@
+var pool=List();  // pool could be any mutable container
+pool.append(Data(0,1234));   // allocate mem blob and add to pool
+pool=Void; // free the pool and everything in it.