[Bug rtl-optimization/10837] noreturn attribute causes no sibling calling optimization

[xry111 at gcc dot gnu.org via Gcc-bugs]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=10837

--- Comment #31 from Xi Ruoyao <xry111 at gcc dot gnu.org> ---
And you can just make something like

#ifdef I_DONT_WANT_A_BACKTRACE_ON_ABORT
[[gnu::always_inline]] void tail_to_abort(void)
{
  [[musttail]] abort();
}

#define abort() tail_to_abort()
#endif