[Bug middle-end/96044] GCC hangs in tight loop resolving __builtin_jn using MPFR

[acoplan at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=96044

--- Comment #3 from Alex Coplan <acoplan at gcc dot gnu.org> ---
Ah, it appears I just wasn't being patient enough. It seems you can make the
constant folding take longer (arbitrarily long?) by adding another digit to the
arguments.

This code:

void f(void) {
  __builtin_jn(733333,733333);
}

has been compiling for >= 1 minute for me.