https://gcc.gnu.org/bugzilla/show_bug.cgi?id=105231
--- Comment #17 from Jakub Jelinek <jakub at gcc dot gnu.org> --- For the testcase, again no reason for -fsanitize=thread, void baz (int *); void bar (double, double, _Decimal64); void foo (void) { int s __attribute__((cleanup (baz))); bar (0xfffffffffffffffe, 0xebf3fff2fbebaf7f, 0xffffffffffffff); } will ICE even with just -Os -fsanitize-coverage=trace-pc -fnon-call-exceptions --param=max-cse-insns=1 -frounding-math -mstack-arg-probe -m32