dart/frog/leg/ssa/optimize.dart - Issue 9570002: Add test inspired by Leg bug.

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Unified Diff: dart/frog/leg/ssa/optimize.dart

Issue 9570002: Add test inspired by Leg bug. (Closed) Base URL: https://dart.googlecode.com/svn/branches/bleeding_edge

Patch Set: Fix the Leg bug. Created 8 years, 10 months ago

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Index: dart/frog/leg/ssa/optimize.dart

diff --git a/dart/frog/leg/ssa/optimize.dart b/dart/frog/leg/ssa/optimize.dart

index 45765a4d03ff355ab867854188ddd4e76b40a737..dfe1f9452b7eea7818b32e94e7b1f026e8ee4449 100644

--- a/dart/frog/leg/ssa/optimize.dart

+++ b/dart/frog/leg/ssa/optimize.dart

@@ -246,7 +246,8 @@ class SsaDeadCodeEliminator extends HGraphVisitor {

// (e.g. branching instructions have side effects).

return !instruction.hasSideEffects()

&& instruction.usedBy.isEmpty()

- && instruction is !HCheck;

+ && instruction is !HCheck

+ && instruction is !HTypeGuard;

}

void visitGraph(HGraph graph) {

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