Found the following significant warnings:
  RcppExports.cpp:66:18: warning: format string is not a string literal (potentially insecure) [-Wformat-security]
  RcppExports.cpp:100:18: warning: format string is not a string literal (potentially insecure) [-Wformat-security]
  RcppExports.cpp:133:18: warning: format string is not a string literal (potentially insecure) [-Wformat-security]
  RcppExports.cpp:168:18: warning: format string is not a string literal (potentially insecure) [-Wformat-security]
  RcppExports.cpp:201:18: warning: format string is not a string literal (potentially insecure) [-Wformat-security]
  RcppExports.cpp:234:18: warning: format string is not a string literal (potentially insecure) [-Wformat-security]
  RcppExports.cpp:267:18: warning: format string is not a string literal (potentially insecure) [-Wformat-security]
  RcppExports.cpp:300:18: warning: format string is not a string literal (potentially insecure) [-Wformat-security]
  RcppExports.cpp:333:18: warning: format string is not a string literal (potentially insecure) [-Wformat-security]
  RcppExports.cpp:366:18: warning: format string is not a string literal (potentially insecure) [-Wformat-security]
  RcppExports.cpp:399:18: warning: format string is not a string literal (potentially insecure) [-Wformat-security]
  RcppExports.cpp:432:18: warning: format string is not a string literal (potentially insecure) [-Wformat-security]
  RcppExports.cpp:465:18: warning: format string is not a string literal (potentially insecure) [-Wformat-security]
  RcppExports.cpp:498:18: warning: format string is not a string literal (potentially insecure) [-Wformat-security]
  RcppExports.cpp:532:18: warning: format string is not a string literal (potentially insecure) [-Wformat-security]
  RcppExports.cpp:566:18: warning: format string is not a string literal (potentially insecure) [-Wformat-security]
See ‘/home/hornik/tmp/R.check/r-devel-clang/Work/PKGS/RcppSpdlog.Rcheck/00install.out’ for details.
* used C++ compiler: ‘Debian clang version 17.0.5 (1)’