Move the linear order to the HGraph.

Bug found by Zheng Xu: SsaLivenessAnalysis being a stack allocated
object, we should not refer to it in later phases of the compiler.
Specifically, the code generator was using the linear order, which
was stored in the liveness analysis object.

Change-Id: I574641f522b7b86fc43f3914166108efc72edb3b

1 files changed, 3 insertions, 3 deletions

diff --git a/compiler/optimizing/linearize_test.cc b/compiler/optimizing/linearize_test.cc
index 28c5555..7818c60 100644
--- a/compiler/optimizing/linearize_test.cc
+++ b/compiler/optimizing/linearize_test.cc
@@ -50,12 +50,12 @@ static void TestCode(const uint16_t* data, const int* expected_order, size_t num
   std::unique_ptr<const X86InstructionSetFeatures> features_x86(
       X86InstructionSetFeatures::FromCppDefines());
   x86::CodeGeneratorX86 codegen(graph, *features_x86.get(), CompilerOptions());
-  SsaLivenessAnalysis liveness(*graph, &codegen);
+  SsaLivenessAnalysis liveness(graph, &codegen);
   liveness.Analyze();
 
-  ASSERT_EQ(liveness.GetLinearOrder().Size(), number_of_blocks);
+  ASSERT_EQ(graph->GetLinearOrder().Size(), number_of_blocks);
   for (size_t i = 0; i < number_of_blocks; ++i) {
-    ASSERT_EQ(liveness.GetLinearOrder().Get(i)->GetBlockId(), expected_order[i]);
+    ASSERT_EQ(graph->GetLinearOrder().Get(i)->GetBlockId(), expected_order[i]);
   }
 }