https://gcc.gnu.org/bugzilla/show_bug.cgi?id=109238
Jakub Jelinek <jakub at gcc dot gnu.org> changed: What |Removed |Added ---------------------------------------------------------------------------- CC| |jakub at gcc dot gnu.org --- Comment #7 from Jakub Jelinek <jakub at gcc dot gnu.org> --- Reduced testcase: /* PR tree-optimization/10923 */ /* { dg-do compile } */ /* { dg-options "-O2 -Wall" } */ void foo (void) __attribute__((noreturn)); void bar (void *); void baz (void *p) { void *c = __builtin_realloc (p, 16); if (c) foo (); for (;;) bar (__builtin_realloc (p, 8)); /* { dg-bogus "pointer 'p' may be used after '__builtin_realloc'" } */ }