/
checked.cs
executable file
·191 lines (152 loc) · 2.96 KB
/
checked.cs
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using System;
namespace test {
public class tester {
public tester() {}
public static int Main () {
float a = 1e20f;
int i = 0;
uint ui = 0;
bool exception = false;
try {
int b = (int) a;
checked {
i = (int)a;
}
}
catch (OverflowException) {
exception = true;
}
catch (Exception) {
}
if (!exception)
return -1;
exception = false;
a = 1e5f;
try {
int b = (int) a;
checked {
i = (int)a;
}
} catch (Exception) {
return -2;
}
if (i != 100000)
return -3;
exception = false;
a = -1e30f;
try {
int b = (int) a;
checked {
i = (int)a;
}
}
catch (OverflowException) {
exception = true;
}
catch (Exception) {
}
exception = false;
a = -1e30f;
try {
uint b = (uint) a;
checked {
ui = (uint)a;
}
Console.WriteLine("No Exception");
}
catch (OverflowException) {
exception = true;
}
catch (Exception) {
}
if (!exception)
return -4;
a = 1e5f;
try {
uint b = (uint) a;
checked {
ui = (uint)a;
}
}
catch (Exception) {
return -5;
}
if (ui != 100000)
return -6;
// Check mul.ovf
checked {
int l;
int m;
int[][] cases = new int [][] {
new int [] {0, 0, 0},
new int [] {-5, 0, 0},
new int [] {3, -5, -15},
new int [] {3, 5, 15},
new int [] {-3, -5, 15},
new int [] {-3, 5, -15},
new int [] {-1, 32767, -32767},
new int [] {32767, -1, -32767}};
for (int j = 0; j < cases.Length; ++j)
if (cases [j][0] * cases [j][1] != cases [j][2])
return -7 - j;
}
checked {
int j;
int k;
j = k = 0;
if (j * k != 0)
return -7;
j = -5;
k = 0;
if (j * k != 0)
return -8;
j = 0;
k = -5;
if (j * k != 0)
return -9;
j = 3;
k = -5;
if (j * k != -15)
return -10;
j = 3;
k = 5;
if (j * k != 15)
return -11;
j = -3;
k = -5;
if (j * k != 15)
return -12;
j = -3;
k = 5;
if (j * k != -15)
return -13;
j = -1;
k = 32767;
if (j * k != -32767)
return -14;
j = 32767;
k = -1;
if (j * k != -32767)
return -15;
}
checked {
long l;
long m;
long[][] cases = new long [][] {
new long [] {0, 0, 0},
new long [] {-5, 0, 0},
new long [] {3, -5, -15},
new long [] {3, 5, 15},
new long [] {-3, -5, 15},
new long [] {-3, 5, -15},
new long [] {-1, 2147483647, -2147483647},
new long [] {2147483647, -1, -2147483647}};
for (int j = 0; j < cases.Length; ++j)
if (cases [j][0] * cases [j][1] != cases [j][2])
return -15 - j;
}
Console.WriteLine("test-ok");
return 0;
}
}
}