diff -rupN --no-dereference gcc-12.2.1-20220819/config/intdiv0.m4 gcc-12.2.1-20220819-new/config/intdiv0.m4 --- gcc-12.2.1-20220819/config/intdiv0.m4 2022-08-19 19:14:13.000000000 +0200 +++ gcc-12.2.1-20220819-new/config/intdiv0.m4 2022-08-30 09:35:05.239027520 +0200 @@ -31,10 +31,10 @@ sigfpe_handler (sig) int sig; exit (sig != SIGFPE); } -int x = 1; -int y = 0; -int z; -int nan; +volatile int x = 1; +volatile int y = 0; +volatile int z; +volatile int nan; int main () { diff -rupN --no-dereference gcc-12.2.1-20220819/libiberty/acinclude.m4 gcc-12.2.1-20220819-new/libiberty/acinclude.m4 --- gcc-12.2.1-20220819/libiberty/acinclude.m4 2022-08-19 19:14:13.000000000 +0200 +++ gcc-12.2.1-20220819-new/libiberty/acinclude.m4 2022-08-30 09:35:05.240027520 +0200 @@ -157,7 +157,7 @@ if test $ac_cv_os_cray = yes; then fi AC_CACHE_CHECK(stack direction for C alloca, ac_cv_c_stack_direction, -[AC_TRY_RUN([find_stack_direction () +[AC_TRY_RUN([__attribute__ ((noclone,noinline)) find_stack_direction () { static char *addr = 0; auto char dummy;