https://gcc.gnu.org/bugzilla/show_bug.cgi?id=111403
--- Comment #5 from Xi Ruoyao <xry111 at gcc dot gnu.org> --- (In reply to Xi Ruoyao from comment #4) > After r14-5545 this issue became latent. > > And at some point before r14-5545 this issue became nondeterministic: a > compiled program *sometimes* crashes. Really strange... At r14-5544, if running the compiled program in GDB it *always* crash, but if directly running it it *sometimes* crash. What's the difference between GDB or not?!