Index: src/x64/lithium-x64.cc |
diff --git a/src/x64/lithium-x64.cc b/src/x64/lithium-x64.cc |
index e40316592f4b0c00af213630d307d78d8ba547b7..897af2bca14fdd9395b2190e884166fc8260cee8 100644 |
--- a/src/x64/lithium-x64.cc |
+++ b/src/x64/lithium-x64.cc |
@@ -812,7 +812,7 @@ void LChunkBuilder::DoBasicBlock(HBasicBlock* block, HBasicBlock* next_block) { |
HEnvironment* last_environment = pred->last_environment(); |
for (int i = 0; i < block->phis()->length(); ++i) { |
HPhi* phi = block->phis()->at(i); |
- if (phi->merged_index() < last_environment->length()) { |
+ if (phi->HasMergedIndex()) { |
last_environment->SetValueAt(phi->merged_index(), phi); |
} |
} |