Storing Inf/NaN in Int throws with proper error

RT#126990
RT#127207 (dupe)

S02-types/infinity.t

@@ -1,6 +1,6 @@
 use v6;
 use Test;
-plan 13;
+plan 15;
 
 # L<S02/"Infinity and C<NaN>" /Perl 6 by default makes standard IEEE floating point concepts visible>
 
@@ -50,4 +50,15 @@ ok (-Inf).Int === (-Inf),   'Inf.Int === Int';
     ok ( rand * Inf ) === Inf, 'multiply rand by Inf without maximum recursion depth exceeded';
 }
 
+{
+    #RT #126990
+    throws-like { my Int $x = Inf }, X::TypeCheck::Assignment,
+        message => /'expected Int but got Num (Inf)'/,
+    "trying to assign Inf to Int gives a helpful error";
+
+    my Num $x = Inf;
+    is $x, Inf, 'assigning Inf to Num works without errors';
+}
+
+
 # vim: ft=perl6

S02-types/nan.t

@@ -2,7 +2,7 @@ use v6;
 
 use Test;
 
-plan 21;
+plan 23;
 
 # Undeterminate Math results
 # see L<"http://mathworld.wolfram.com/Indeterminate.html">
@@ -44,4 +44,15 @@ is NaN.perl, 'NaN', 'NaN perlification ok';
 #RT #83622
 ok NaN===NaN, "NaN value identity";
 
+{
+    #RT #126990
+    throws-like { my Int $x = NaN }, X::TypeCheck::Assignment,
+        message => /'expected Int but got Num (NaN)'/,
+    "trying to assign NaN to Int gives a helpful error";
+
+    my Num $x = NaN;
+    is $x, NaN, 'assigning NaN to Num works without errors';
+}
+
+
 # vim: ft=perl6