constructor and destructore attributes

construct_destruct.c

@@ -0,0 +1,16 @@
+#include<stdio.h>
+
+void __attribute__((constructor)) calledFirst();
+void __attribute__((destructor)) calledLast();
+
+void main() {
+	printf("\nI am in main");
+}
+
+void calledFirst() {
+	printf("\nI am called first");
+}
+
+void calledLast() {
+	printf("\nI am called last\n");
+}