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-rw-r--r--llvm/unittests/CodeGen/MachineOperandTest.cpp10
1 files changed, 10 insertions, 0 deletions
diff --git a/llvm/unittests/CodeGen/MachineOperandTest.cpp b/llvm/unittests/CodeGen/MachineOperandTest.cpp
index cfedfa9c883..faa471f2260 100644
--- a/llvm/unittests/CodeGen/MachineOperandTest.cpp
+++ b/llvm/unittests/CodeGen/MachineOperandTest.cpp
@@ -398,4 +398,14 @@ TEST(MachineOperandTest, PrintPredicate) {
ASSERT_TRUE(OS.str() == "intpred(eq)");
}
+TEST(MachineOperandTest, HashValue) {
+ char SymName1[] = "test";
+ char SymName2[] = "test";
+ MachineOperand MO1 = MachineOperand::CreateES(SymName1);
+ MachineOperand MO2 = MachineOperand::CreateES(SymName2);
+ ASSERT_NE(SymName1, SymName2);
+ ASSERT_EQ(hash_value(MO1), hash_value(MO2));
+ ASSERT_TRUE(MO1.isIdenticalTo(MO2));
+}
+
} // end namespace
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