diff --git a/test/tacle_test/programs/ext_func/ext_func.c b/test/tacle_test/programs/ext_func/ext_func.c
deleted file mode 100644
index ff1d29b..0000000
--- a/test/tacle_test/programs/ext_func/ext_func.c
+++ /dev/null
@@ -1,32 +0,0 @@
-#include <stdio.h>
-#include <stdlib.h>
-
-int main() {
-    int x = 5;
-    int y = 10;
-    char buffer[20];
-
-    printf("Before modification:\n");
-    printf("x = %d\n", x);
-    printf("y = %d\n", y);
-
-    // Convert integers to strings
-    sprintf(buffer, "%d", x);
-    // Append some digits to the string representation of x
-    strcat(buffer, "123");
-    // Convert back to integer
-    x = strtol(buffer, NULL, 10);
-
-    // Convert integers to strings
-    sprintf(buffer, "%d", y);
-    // Append some digits to the string representation of y
-    strcat(buffer, "456");
-    // Convert back to integer
-    y = strtol(buffer, NULL, 10);
-
-    printf("After modification:\n");
-    printf("x = %d\n", x);
-    printf("y = %d\n", y);
-
-    return 0;
-}