[Bug target/100626] ICE Segmentation fault (during RTL pass: split1)

[haoxintu at gmail dot com via Gcc-bugs]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=100626

--- Comment #1 from Haoxin Tu <haoxintu at gmail dot com> ---
Another test case that crashes on all -O1 to -Os.


$cat small.c
#include <stdint.h>
int uc_4, i_5, us_7;
void fn1() {
  int li_18;
  int64_t *ptr_43 = &li_18;
  for (; us_7;) {
    fn2();
    *ptr_43 ^= uc_4;
  }
  i_5 = li_18;
}