Make modInv throw Exception on incompatible operands.

tests/corelib/big_integer_arith_vm_test.dart

 // Copyright (c) 2011, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
 
 // Testing Bigints with and without intrinsics.
 // VMOptions=
 // VMOptions=--no_intrinsify
 // VMOptions=--optimization_counter_threshold=10
 
 library big_integer_test;
@@ skipping 213 matching lines @@
   Expect.equals(40128068573873018143207285483, x.modPow(e, m));
 }
 
 testBigintModInverse() {
   var x, m;
   x = 1;
   m = 1;
   Expect.equals(0, x.modInverse(m));
   x = 0;
   m = 1000000001;
-  Expect.throws(() => x.modInverse(m), (e) => e is RangeError);  // Not coprime.
+  Expect.throws(() => x.modInverse(m), (e) => e is Exception);  // Not coprime.
   x = 1234567890;
   m = 19;
   Expect.equals(11, x.modInverse(m));
   x = 1234567890;
   m = 1000000001;
   Expect.equals(189108911, x.modInverse(m));
   x = 19;
   m = 1000000001;
-  Expect.throws(() => x.modInverse(m), (e) => e is RangeError);  // Not coprime.
+  Expect.throws(() => x.modInverse(m), (e) => e is Exception);  // Not coprime.
   x = 19;
   m = 1234567890;
   Expect.equals(519818059, x.modInverse(m));
   x = 1000000001;
   m = 1234567890;
   Expect.equals(1001100101, x.modInverse(m));
   x = 1000000001;
   m = 19;
-  Expect.throws(() => x.modInverse(m), (e) => e is RangeError);  // Not coprime.
+  Expect.throws(() => x.modInverse(m), (e) => e is Exception);  // Not coprime.
   x = 12345678901234567890;
   m = 19;
   Expect.equals(3, x.modInverse(m));
   x = 12345678901234567890;
   m = 10000000000000000001;
   Expect.equals(9736746307686209582, x.modInverse(m));
   x = 19;
   m = 10000000000000000001;
   Expect.equals(6315789473684210527, x.modInverse(m));
   x = 19;
   m = 12345678901234567890;
   Expect.equals(10396361179987004539, x.modInverse(m));
   x = 10000000000000000001;
   m = 12345678901234567890;
   Expect.equals(325004555487045911, x.modInverse(m));
   x = 10000000000000000001;
   m = 19;
   Expect.equals(7, x.modInverse(m));
   x = 12345678901234567890;
   m = 10000000000000000001;
   Expect.equals(9736746307686209582, x.modInverse(m));
   x = 12345678901234567890;
   m = 19;
   Expect.equals(3, x.modInverse(m));
   x = 123456789012345678901234567890;
   m = 123456789012345678901234567899;
-  Expect.throws(() => x.modInverse(m), (e) => e is RangeError);  // Not coprime.
+  Expect.throws(() => x.modInverse(m), (e) => e is Exception);  // Not coprime.
   x = 123456789012345678901234567890;
   m = 123456789012345678901234567891;
   Expect.equals(123456789012345678901234567890, x.modInverse(m));
   x = 123456789012345678901234567899;
   m = 123456789012345678901234567891;
   Expect.equals(77160493132716049313271604932, x.modInverse(m));
   x = 123456789012345678901234567899;
   m = 123456789012345678901234567890;
-  Expect.throws(() => x.modInverse(m), (e) => e is RangeError);  // Not coprime.
+  Expect.throws(() => x.modInverse(m), (e) => e is Exception);  // Not coprime.
   x = 123456789012345678901234567891;
   m = 123456789012345678901234567890;
   Expect.equals(1, x.modInverse(m));
   x = 123456789012345678901234567891;
   m = 123456789012345678901234567899;
   Expect.equals(46296295879629629587962962962, x.modInverse(m));
 }
 
 testBigintGcd() {
   var x, m;
   x = 1;
   m = 1;
   Expect.equals(1, x.gcd(m));
   x = 693;
   m = 609;
   Expect.equals(21, x.gcd(m));
   x = 693 << 40;
   m = 609 << 40;
   Expect.equals(21 << 40, x.gcd(m));
   x = 609 << 40;;
   m = 693 << 40;;
   Expect.equals(21 <<40, x.gcd(m));
   x = 0;
   m = 1000000001;
-  Expect.throws(() => x.gcd(m), (e) => e is RangeError);
+  Expect.throws(() => x.gcd(m), (e) => e is ArgumentError);
   x = 1000000001;
   m = 0;
-  Expect.throws(() => x.gcd(m), (e) => e is RangeError);
+  Expect.throws(() => x.gcd(m), (e) => e is ArgumentError);
   x = 1234567890;
   m = 19;
   Expect.equals(1, x.gcd(m));
   x = 1234567890;
   m = 1000000001;
   Expect.equals(1, x.gcd(m));
   x = 19;
   m = 1000000001;
   Expect.equals(19, x.gcd(m));
   x = 19;
@@ skipping 86 matching lines @@
     testBigintNegate();  /// negate: ok
     testShiftAmount();  /// shift: ok
     Expect.equals(12345678901234567890, (12345678901234567890).abs());
     Expect.equals(12345678901234567890, (-12345678901234567890).abs());
     var a = 10000000000000000000;
     var b = 10000000000000000001;
     Expect.equals(false, a.hashCode == b.hashCode);
     Expect.equals(true, a.hashCode == (b - 1).hashCode);
   }
 }