https://gcc.gnu.org/bugzilla/show_bug.cgi?id=97381 --- Comment #2 from David Binderman <dcb314 at hotmail dot com> --- Reduced C code is: int a; void b() { char c = 27; for (; c <= 85; c += 1) { a /= 148372120 * c; if (a) for (;;) ; } }