Update IR's helper functions

examples/array4.c

@@ -0,0 +1,10 @@
+int main() {
+    int a[10];
+    int *p = a; 
+    
+    for (int i = 0; i < 10; i++) {
+	    *(p++) = i;
+    }
+
+    return a[5] == 5;
+}

examples/bitwise.c

@@ -0,0 +1,13 @@
+int main() {
+    unsigned char a = -1;
+    unsigned char b = -128;
+    unsigned char c = 127;
+    unsigned char d = b | a; // -1 (255)
+    unsigned char e = b & a; // -128 (128)
+    unsigned char f = b & c; // 0 (0)
+    unsigned char g = b | c; // -1 (255)
+    unsigned char h = -1 ^ -1; // 0 (0)
+    unsigned char i = -1 ^ 0; // -1 (255)
+    
+    return d == 255 && e == 128 && f == 0 && g == 255 && h == 0 && i == 255;
+}

examples/integer_literal.c

@@ -0,0 +1,5 @@
+int main() {
+    short temp = 0;
+    unsigned int temp2 = 4294967163;
+    return (char)(temp ^ temp2) == 123;
+}

examples/integer_literal2.c

@@ -0,0 +1,5 @@
+int main() {
+    int temp = 0;
+    // `0xFFFFFFFF` is translated as `unsigned int` not `int`
+    return temp < 0xFFFFFFFF;
+}

examples/logical_op.c

@@ -0,0 +1,16 @@
+int main() {
+    int a = 0;
+    int b = 0;
+    int c = 0;
+    int d = 0;
+
+    if ((a = 1) || (b = 1)) {
+        b++;
+    }
+
+    if ((c = 1) && (d = 1)) {
+        d++;
+    }
+
+    return b == 1 && d == 2;
+}

examples/minus_constant.c

@@ -0,0 +1,8 @@
+int a = -1;
+long b = -1l;
+float c = -1.5f;
+double d = -1.5;
+
+int main() {
+    return (a + b + (int)c + (long)d) == -4;
+}

examples/shift.c

@@ -0,0 +1,7 @@
+int main() {
+    char a = -1;
+    char b = a << 1;
+    unsigned char c = (unsigned char)b >> 1;
+
+    return b == -2 && c == 0x7F;
+}

examples/test.c

@@ -1,10 +1,11 @@
 int main() {
     long int l = 1;
     long l2 = 2;
-    short int s = 3;
-    short s2 = 4;
-    int i = 5;
-    char c = 6;
+    long long l3 = 3;
+    short int s = 4;
+    short s2 = 5;
+    int i = 6;
+    char c = 7;
 
-    return l + l2 + s + s2 + i + c;
+    return (l + l2 + l3 + s + s2 + i + c) == 28;
 }

examples/typecast.c

@@ -0,0 +1,5 @@
+char temp = 0x00L;
+
+int main(){
+    return (temp = 0xEF36L) >= (2L);
+}

examples/unary.c

@@ -0,0 +1,4 @@
+int main() {
+    unsigned char temp = 0x00L;
+    return 1 > (--temp);
+}