runtime/vm/flow_graph_compiler_mips.cc - Issue 18147021: Fix type check elimination bug in code generator (issue 11792).

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Unified Diff: runtime/vm/flow_graph_compiler_mips.cc

Issue 18147021: Fix type check elimination bug in code generator (issue 11792). (Closed) Base URL: http://dart.googlecode.com/svn/branches/bleeding_edge/dart/

Patch Set: Created 7 years, 5 months ago

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Index: runtime/vm/flow_graph_compiler_mips.cc

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

--- runtime/vm/flow_graph_compiler_mips.cc (revision 24961)

+++ runtime/vm/flow_graph_compiler_mips.cc (working copy)

@@ -664,7 +664,7 @@

__ BranchEqual(A0, reinterpret_cast<int32_t>(Object::null()), &is_assignable);

__ delay_slot()->sw(A1, Address(SP, 0 * kWordSize));

- if (!FLAG_eliminate_type_checks) {

+ if (!FLAG_eliminate_type_checks || dst_type.IsMalformed()) {

// If type checks are not eliminated during the graph building then

// a transition sentinel can be seen here.

__ BranchEqual(A0, Object::transition_sentinel(), &is_assignable);

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