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Unified Diff: runtime/vm/flow_graph_type_propagator.cc

Issue 700843005: Improve type propagation for AssertAssignable. (Closed) Base URL: http://dart.googlecode.com/svn/branches/bleeding_edge/dart/
Patch Set: Created 6 years, 1 month ago
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Index: runtime/vm/flow_graph_type_propagator.cc
===================================================================
--- runtime/vm/flow_graph_type_propagator.cc (revision 41629)
+++ runtime/vm/flow_graph_type_propagator.cc (working copy)
@@ -776,6 +776,13 @@
}
+void FlowGraphTypePropagator::VisitAssertAssignable(
+ AssertAssignableInstr* instr) {
+ SetTypeOf(instr->value()->definition(),
+ ZoneCompileType::Wrap(instr->ComputeType()));
+}
+
+
CompileType AssertBooleanInstr::ComputeType() const {
return CompileType::Bool();
}
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