sdk/lib/_internal/compiler/implementation/types/union_type_mask.dart - Issue 23883004: Fix bug http://code.google.com/p/dart/issues/detail?id=12941 by doing speculative optimizations eve…

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Unified Diff: sdk/lib/_internal/compiler/implementation/types/union_type_mask.dart

Issue 23883004: Fix bug http://code.google.com/p/dart/issues/detail?id=12941 by doing speculative optimizations eve… (Closed) Base URL: http://dart.googlecode.com/svn/branches/bleeding_edge/dart/

Patch Set: Created 7 years, 3 months ago

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Index: sdk/lib/_internal/compiler/implementation/types/union_type_mask.dart

===================================================================

--- sdk/lib/_internal/compiler/implementation/types/union_type_mask.dart (revision 27115)

+++ sdk/lib/_internal/compiler/implementation/types/union_type_mask.dart (working copy)

@@ -231,12 +231,8 @@

(TypeMask mask) => mask.containedClasses(compiler));

}

- /**

- * Returns whether a [selector] call will hit a method at runtime,

- * and not go through [noSuchMethod].

- */

- bool willHit(Selector selector, Compiler compiler) {

- return disjointMasks.every((e) => e.willHit(selector, compiler));

+ bool understands(Selector selector, Compiler compiler) {

+ return disjointMasks.any((e) => e.understands(selector, compiler));

}

bool needsNoSuchMethodHandling(Selector selector, Compiler compiler) {