diff --git a/paddle/math/tests/test_CpuGpuVector.cpp b/paddle/math/tests/test_CpuGpuVector.cpp
index 61b424e3c66479a6081670c3acddc6af1fac5afc..7b50b020cda9315c48b897cdab82675c625094ef 100644
--- a/paddle/math/tests/test_CpuGpuVector.cpp
+++ b/paddle/math/tests/test_CpuGpuVector.cpp
@@ -84,10 +84,4 @@ int main(int argc, char** argv) {
   return ret;
 }
 
-#else
-
-int main(int argc, char const* argv[]) {
-    return 0;
-}
-
 #endif
diff --git a/paddle/math/tests/test_matrixCompare.cpp b/paddle/math/tests/test_matrixCompare.cpp
index ac50e7b7499d86136fdbf6aef54b718830dbc376..fe8eacc2efbc5446e63ed40f914b62c70189010e 100644
--- a/paddle/math/tests/test_matrixCompare.cpp
+++ b/paddle/math/tests/test_matrixCompare.cpp
@@ -1851,10 +1851,5 @@ int main(int argc, char** argv) {
   initMain(argc, argv);
   return RUN_ALL_TESTS();
 }
-#else
-
-int main(int argc, char const* argv[]) {
-    return 0;
-}
 
 #endif
diff --git a/paddle/math/tests/test_perturbation.cpp b/paddle/math/tests/test_perturbation.cpp
index 050f2ca9ced80d18bef2a83f087ee7aa88fa736d..4fa9bc72013da6a3d551854516e0f0d2fe5ee1ef 100644
--- a/paddle/math/tests/test_perturbation.cpp
+++ b/paddle/math/tests/test_perturbation.cpp
@@ -249,15 +249,4 @@ TEST_F(PerturbationTest, scale_test) {
   }
 }
 
-int main(int argc, char** argv) {
-  testing::InitGoogleTest(&argc, argv);
-  return RUN_ALL_TESTS();
-}
-
-#else
-
-int main(int argc, char const* argv[]) {
-    return 0;
-}
-
 #endif
diff --git a/paddle/math/tests/test_sparseMatrixCompare.cpp b/paddle/math/tests/test_sparseMatrixCompare.cpp
index b3467e4982e2422fccc22294c90ac7e84f272e20..6048dd81122292c6af4a726217d13794ee0f019c 100644
--- a/paddle/math/tests/test_sparseMatrixCompare.cpp
+++ b/paddle/math/tests/test_sparseMatrixCompare.cpp
@@ -178,10 +178,4 @@ int main(int argc, char** argv) {
   return ret;
 }
 
-#else
-
-int main(int argc, char const* argv[]) {
-    return 0;
-}
-
 #endif
diff --git a/paddle/utils/tests/test_StringUtils.cpp b/paddle/utils/tests/test_StringUtils.cpp
index 95290005ae98384d3b040815f64309bb74fe8b81..b8636709e9b42c7baa5d0106492ab6c0782ed6d4 100644
--- a/paddle/utils/tests/test_StringUtils.cpp
+++ b/paddle/utils/tests/test_StringUtils.cpp
@@ -22,8 +22,3 @@ TEST(StringUtil, to) {
   ASSERT_DEATH(paddle::str::to<double>("12.45x23"), ".*");
   ASSERT_DEATH(paddle::str::to<int>(""), ".*");
 }
-
-int main(int argc, char** argv) {
-  testing::InitGoogleTest(&argc, argv);
-  return RUN_ALL_TESTS();
-}