Fixup bad cast when comparing int to float

src/vm.c

@@ -1508,10 +1508,10 @@ MAKE_BIT_OP(mod,%,rmod) /* not a bit op, but doesn't work on floating point */
 	KrkValue krk_operator_ ## name (KrkValue a, KrkValue b) { \
 		if (IS_INTEGER(a) && IS_INTEGER(b)) return BOOLEAN_VAL(AS_INTEGER(a) operator AS_INTEGER(b)); \
 		if (IS_FLOATING(a)) { \
-			if (IS_INTEGER(b)) return BOOLEAN_VAL(AS_FLOATING(a) operator AS_INTEGER(b)); \
+			if (IS_INTEGER(b)) return BOOLEAN_VAL(AS_FLOATING(a) operator (double)AS_INTEGER(b)); \
 			else if (IS_FLOATING(b)) return BOOLEAN_VAL(AS_FLOATING(a) operator AS_FLOATING(b)); \
 		} else if (IS_FLOATING(b)) { \
-			if (IS_INTEGER(a)) return BOOLEAN_VAL(AS_INTEGER(a) operator AS_INTEGER(b)); \
+			if (IS_INTEGER(a)) return BOOLEAN_VAL((double)AS_INTEGER(a) operator AS_FLOATING(b)); \
 		} \
 		return tryBind("__" #name "__", a, b, #operator, "__" #inv "__"); \
 	}

test/testIntFloatCompare.krk

@@ -0,0 +1,14 @@
+import math
+print(1 < 1.2)
+print(1 > 1.2)
+print(1 < math.inf)
+print(1 > math.inf)
+print(1 < math.nan)
+print(1 > math.nan)
+print('--')
+print(1.2 > 1)
+print(1.2 < 1)
+print(math.inf > 1)
+print(math.inf < 1)
+print(math.nan > 1)
+print(math.nan < 1)

test/testIntFloatCompare.krk.expect

@@ -0,0 +1,13 @@
+True
+False
+True
+False
+False
+False
+--
+True
+False
+True
+False
+False
+False