c/debug: func addr and info

c/debug/_wrap/debug.c

@@ -0,0 +1,14 @@
+#if defined(__linux__)
+#define _GNU_SOURCE
+#include <features.h>
+#endif
+
+#include <dlfcn.h>
+
+void *llgo_address() {
+    return __builtin_return_address(0);
+}
+
+int llgo_addrinfo(void *addr, Dl_info *info) {
+    return dladdr(addr, info);
+}