sdk/lib/_internal/compiler/implementation/ir/ir_nodes.dart - Issue 223783002: Support ExpressionStatement in the dart2dart backend.

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Unified Diff: sdk/lib/_internal/compiler/implementation/ir/ir_nodes.dart

Issue 223783002: Support ExpressionStatement in the dart2dart backend. (Closed) Base URL: https://dart.googlecode.com/svn/branches/bleeding_edge/dart

Patch Set: Also check for null. Created 6 years, 9 months ago

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Index: sdk/lib/_internal/compiler/implementation/ir/ir_nodes.dart

diff --git a/sdk/lib/_internal/compiler/implementation/ir/ir_nodes.dart b/sdk/lib/_internal/compiler/implementation/ir/ir_nodes.dart

index b0566e3b6f740fb52ee49758c3edd13d8a1b50ef..7235ecd402fc7dd4e6a13f1effc7c94c9101c57f 100644

--- a/sdk/lib/_internal/compiler/implementation/ir/ir_nodes.dart

+++ b/sdk/lib/_internal/compiler/implementation/ir/ir_nodes.dart

@@ -31,6 +31,7 @@ abstract class Definition extends Node {

bool get hasAtMostOneUse => firstRef == null || firstRef.nextRef == null;

bool get hasExactlyOneUse => firstRef != null && firstRef.nextRef == null;

+ bool get hasAtLeastOneUse => firstRef != null;

}

abstract class Primitive extends Definition {

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