https://gcc.gnu.org/bugzilla/show_bug.cgi?id=110556
--- Comment #3 from Andrew Pinski ---
It is a division by 0 being kept around ...
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=110556
--- Comment #2 from CTC <19373742 at buaa dot edu.cn> ---
The reduced sequence:
-O3 -fno-inline-small-functions -fno-tree-fre -fno-delete-dead-exceptions
-fexpensive-optimizations -fipa-pure-const -fipa-sra -fthread-jumps -ftree-dce
-ftree-domin
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=110556
--- Comment #1 from CTC <19373742 at buaa dot edu.cn> ---
Created attachment 55474
--> https://gcc.gnu.org/bugzilla/attachment.cgi?id=55474&action=edit
The compiler output
