https://gcc.gnu.org/bugzilla/show_bug.cgi?id=92691
Jakub Jelinek <jakub at gcc dot gnu.org> changed: What |Removed |Added ---------------------------------------------------------------------------- CC| |jakub at gcc dot gnu.org --- Comment #1 from Jakub Jelinek <jakub at gcc dot gnu.org> --- Reduced testcase without -flto, just -O2 is needed: void foo (int x, char *y) { if (x != 0) __builtin_snprintf (y, 0, "foo"); }