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/* { dg-do compile } */
/* { dg-options "-O2 -fdump-tree-switchconv" } */
/* { dg-do run } */
extern void abort (void);
static int X, Y;
int check(int param)
{
int a = 0;
int b = 1;
switch (param)
{
case -2:
a = 0;
b = -1;
break;
case 1:
case 2:
a = 8;
b = 6;
break;
case 3:
a = 9;
b = 5;
break;
case 6:
a = 10;
b = 4;
break;
default:
a = 16;
b = 1;
}
X = a;
Y = b;
return 0;
}
void assertions(int a, int b)
{
if (X != a || Y != b)
abort();
return;
}
int main ()
{
check (-10);
assertions (16, 1);
check (-2);
assertions (0, -1);
check(1);
assertions (8, 6);
check(2);
assertions (8, 6);
check(3);
assertions (9, 5);
check(5);
assertions (16, 1);
check(6);
assertions (10, 4);
check(12);
assertions (16, 1);
return 0;
}
/* { dg-final { scan-tree-dump "Switch converted" "switchconv" } } */
/* { dg-final { cleanup-tree-dump "switchconv" } } */
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