CGSCCPassManagerTest.cpp: Fix warnings. [-Wunused-variable]

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@307511 91177308-0d34-0410-b5e6-96231b3b80d8

Author: chapuni

unittests/Analysis/CGSCCPassManagerTest.cpp

@@ -1169,6 +1169,7 @@ TEST_F(CGSCCPassManagerTest, TestAnalysisInvalidationCGSCCUpdate) {
         auto &NewC = updateCGAndAnalysisManagerForFunctionPass(
             CG, C, H2N, AM, UR, /*DebugLogging*/ true);
         assert(&NewC != &C && "Should get a new SCC due to update!");
+        (void)&NewC;
 
         return PA;
       }));
@@ -1214,6 +1215,7 @@ TEST_F(CGSCCPassManagerTest, TestAnalysisInvalidationCGSCCUpdate) {
         auto &NewC = updateCGAndAnalysisManagerForFunctionPass(
             CG, C, H2N, AM, UR, /*DebugLogging*/ true);
         assert(&NewC != &C && "Should get a new SCC due to update!");
+        (void)&NewC;
 
         return PA;
       }));