1 files changed, 13 insertions, 0 deletions
diff --git a/2025-linuxdays/generic.c b/2025-linuxdays/generic.c
new file mode 100644
index 0000000..dcb9a78
--- /dev/null
+++ b/2025-linuxdays/generic.c
@@ -0,0 +1,13 @@
+#include <inttypes.h>
+#include <stdint.h>
+#include <stdio.h>
+
+#define traceval(X)                                                            \
+  fprintf(stderr, _Generic((X), char *: "%s\n", int: "%d\n", void *: "%p\n"), X)
+
+int main(int argc, char *argv[]) {
+  traceval("Hello");
+  traceval(42);
+  traceval(NULL);
+  return 0;
+}