https://gcc.gnu.org/bugzilla/show_bug.cgi?id=107532
--- Comment #30 from maic <gnu.ojxq8 at dralias dot com> --- This bug still exists for our project. To reproduce: # g++ --version g++ (GCC) 13.0.1 20230404 (Red Hat 13.0.1-0) # cat /tmp/2.cpp const int &Select(const int &i, const bool &b) { return i; } int main() { int a; const auto &b{Select(a, true)}; } # g++ -Wdangling-reference /tmp/2.cpp /tmp/2.cpp: In function ‘int main()’: /tmp/2.cpp:4:15: warning: possibly dangling reference to a temporary [-Wdangling-reference] 4 | const auto &b{Select(a, true)}; | ^ /tmp/2.cpp:4:23: note: the temporary was destroyed at the end of the full expression ‘Select(a, true)’ 4 | const auto &b{Select(a, true)}; | ~~~~~~^~~~~~~~~