void foo(volatile int *p)
{
        *p = 0;
        *p = 0;
}

void bar(void)
{
        extern volatile int i;
        i = 0;
        i = 0;
}


void baz(void)
{
        volatile int i;
        i = 0;
        i = 0;
}

/*
 * check-name: keep volatile stores
 * check-command: test-linearize -Wno-decl -fdump-ir=mem2reg $file
 * check-output-ignore
 * check-output-pattern(1,6): store\\.
 */