Compute liveness of instructions to get better and fewer variable names.

frog/tests/leg/type_inference_test.dart

Index: frog/tests/leg/type_inference_test.dart
===================================================================
--- frog/tests/leg/type_inference_test.dart	(revision 8089)
+++ frog/tests/leg/type_inference_test.dart	(working copy)
@@ -68,7 +68,7 @@
 main() {
   String generated = compile(TEST_ONE, 'sum');
   RegExp regexp =
-      new RegExp("sum\\d+ = \\(?$anyIdentifier \\+ $anyIdentifier\\)?");
+      new RegExp("sum = sum \\+ i");

[Lasse Reichstein Nielsen, 2012/05/31 08:24:56]

This is completely static text, so a RegExp is overdoing it. Does String have a
.contains you could use, or if not, could you use .indexof(...) >= 0?

[ngeoffray, 2012/05/31 08:48:22]

Done.

   Expect.isTrue(regexp.hasMatch(generated));
 
   regexp = const RegExp("typeof param1 !== 'number'");