[Bug sanitizer/79572] [6/7 Regression] reference binding to null pointer not reported with -fsanitize=undefined

[jakub at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=79572

--- Comment #11 from Jakub Jelinek <jakub at gcc dot gnu.org> ---
Started with r230365, difference in *.original is:
-  foo ((const int &) (UBSAN_NULL (0B, 2B, 4);, 0B)) >>>>>;
+  foo (0) >>>>>;