[Bug sanitizer/105729] False positive UBsan "reference binding to null pointer of type" when evaluating array indexing which throws exception

[jakub at gcc dot gnu.org via Gcc-bugs]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=105729

--- Comment #3 from Jakub Jelinek <jakub at gcc dot gnu.org> ---
Created attachment 53039
  --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=53039&action=edit
gcc13-pr105729.patch

Untested fix.