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#include <stdlib.h>
// block compiler optimizing.
static void *alloc1(volatile int);
static void *alloc2(volatile int);
static void *alloc3(volatile int);
static void *alloc4(volatile int);
static void *alloc5(volatile int);
static void free1(void *ptr);
static void free2(void *ptr);
static void free3(void *ptr);
static void free4(void *ptr);
static void free5(void *ptr);
static void *alloc1(volatile int one)
{
return alloc2(one);
}
static void *alloc2(volatile int one)
{
return alloc3(one);
}
static void *alloc3(volatile int one)
{
return alloc4(one);
}
static void *alloc4(volatile int one)
{
return alloc5(one);
}
static void *alloc5(volatile int one)
{
return malloc(one);
}
static void free1(void *ptr)
{
free2(ptr);
}
static void free2(void *ptr)
{
free3(ptr);
}
static void free3(void *ptr)
{
free4(ptr);
}
static void free4(void *ptr)
{
free5(ptr);
}
static void free5(void *ptr)
{
free(ptr);
}
int main(int argc, char *argv[])
{
volatile int one = 1;
free1(alloc1(one));
return 0;
}
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