Viewing file:  pr90553.c (1.93 KB) -rw-r--r--
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/* { dg-do run } */
__attribute__((__noipa__))
void f1(int x, void (*p1 []) (int, int))
{
int i;
for (i = 0; i < x; i++)
p1[i](42, 666);
}
int z1_called = 0;
int w1_called = 0;
__attribute__((__noipa__))
void z1(int a, int b)
{
if (w1_called || z1_called)
__builtin_abort();
z1_called++;
}
__attribute__((__noipa__))
void w1(int a, int b)
{
if (w1_called || !z1_called)
__builtin_abort();
w1_called++;
}
int z2_called = 0;
int w2_called = 0;
__attribute__((__noipa__))
void z2(void)
{
if (w2_called || z2_called)
__builtin_abort();
z2_called++;
}
__attribute__((__noipa__))
void w2(void)
{
if (w2_called || !z2_called)
__builtin_abort();
w2_called++;
}
void (*p2 []) () = { w2, z2 };
__attribute__((__noipa__))
void f2(int x)
{
void (**q) (void) = p2 + x;
int i;
for (i = 0; i < x; i++)
(*(--q))();
}
__attribute__((__noipa__))
void f3(int x, int (*p3 []) (int))
{
int i;
int next = x;
for (i = 0; i < x; i++)
next = p3[i](next);
}
int z3_called = 0;
int w3_called = 0;
__attribute__((__noipa__))
int z3(int a)
{
if (w3_called || z3_called || a != 2)
__builtin_abort();
z3_called++;
return 42;
}
__attribute__((__noipa__))
int w3(int a)
{
if (w3_called || !z3_called || a != 42)
__builtin_abort();
w3_called++;
return 4096;
}
int (*p4 []) (int) = { z3, w3 };
__attribute__((__noipa__))
void f4(int x)
{
int (**q) (int) = p4;
int (**r) (int) = p4 + x;
int next = x;
for (; q < r; q++)
next = (*q)(next);
}
int main(void)
{
static int (*p3 []) (int) = { z3, w3 };
static void (*p1 []) (int, int) = { z1, w1 };
f1(2, p1);
if (z1_called != 1 || w1_called != 1)
__builtin_abort();
f2(2);
if (z2_called != 1 || w2_called != 1)
__builtin_abort();
f3(2, p3);
if (z3_called != 1 || w3_called != 1)
__builtin_abort();
z3_called = 0;
w3_called = 0;
f4(2);
if (z3_called != 1 || w3_called != 1)
__builtin_abort();
__builtin_exit(0);
}
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