diff --git a/features/feature_case/math/math-emu-half2.cu b/features/feature_case/math/math-emu-half2.cu
index 747673949..30341561b 100644
--- a/features/feature_case/math/math-emu-half2.cu
+++ b/features/feature_case/math/math-emu-half2.cu
@@ -562,7 +562,7 @@ void testHle2(float *const Result, __half2 Input1, __half2 Input2) {
 
 void testHle2Cases(const vector<pair<half2_pair, h2i_pair>> &TestCases) {
   float *Result;
-  cudaMallocManaged(&Result, sizeof(*Result));
+  cudaMallocManaged(&Result, 2 * sizeof(*Result));
   for (const auto &TestCase : TestCases) {
     testHle2(Result, TestCase.first.first, TestCase.first.second);
     checkResult("__hle2", {TestCase.first.first, TestCase.first.second},
@@ -584,7 +584,7 @@ void testHleu2(float *const Result, __half2 Input1, __half2 Input2) {
 
 void testHleu2Cases(const vector<pair<half2_pair, h2i_pair>> &TestCases) {
   float *Result;
-  cudaMallocManaged(&Result, sizeof(*Result));
+  cudaMallocManaged(&Result, 2 * sizeof(*Result));
   for (const auto &TestCase : TestCases) {
     testHleu2(Result, TestCase.first.first, TestCase.first.second);
     checkResult("__hleu2", {TestCase.first.first, TestCase.first.second},
@@ -606,7 +606,7 @@ void testHlt2(float *const Result, __half2 Input1, __half2 Input2) {
 
 void testHlt2Cases(const vector<pair<half2_pair, h2i_pair>> &TestCases) {
   float *Result;
-  cudaMallocManaged(&Result, sizeof(*Result));
+  cudaMallocManaged(&Result, 2 * sizeof(*Result));
   for (const auto &TestCase : TestCases) {
     testHlt2(Result, TestCase.first.first, TestCase.first.second);
     checkResult("__hlt2", {TestCase.first.first, TestCase.first.second},
@@ -628,7 +628,7 @@ void testHltu2(float *const Result, __half2 Input1, __half2 Input2) {
 
 void testHltu2Cases(const vector<pair<half2_pair, h2i_pair>> &TestCases) {
   float *Result;
-  cudaMallocManaged(&Result, sizeof(*Result));
+  cudaMallocManaged(&Result, 2 * sizeof(*Result));
   for (const auto &TestCase : TestCases) {
     testHltu2(Result, TestCase.first.first, TestCase.first.second);
     checkResult("__hltu2", {TestCase.first.first, TestCase.first.second},
@@ -650,7 +650,7 @@ void testHne2(float *const Result, __half2 Input1, __half2 Input2) {
 
 void testHne2Cases(const vector<pair<half2_pair, h2i_pair>> &TestCases) {
   float *Result;
-  cudaMallocManaged(&Result, sizeof(*Result));
+  cudaMallocManaged(&Result, 2 * sizeof(*Result));
   for (const auto &TestCase : TestCases) {
     testHne2(Result, TestCase.first.first, TestCase.first.second);
     checkResult("__hne2", {TestCase.first.first, TestCase.first.second},
@@ -672,7 +672,7 @@ void testHneu2(float *const Result, __half2 Input1, __half2 Input2) {
 
 void testHneu2Cases(const vector<pair<half2_pair, h2i_pair>> &TestCases) {
   float *Result;
-  cudaMallocManaged(&Result, sizeof(*Result));
+  cudaMallocManaged(&Result, 2 * sizeof(*Result));
   for (const auto &TestCase : TestCases) {
     testHneu2(Result, TestCase.first.first, TestCase.first.second);
     checkResult("__hneu2", {TestCase.first.first, TestCase.first.second},
diff --git a/features/feature_case/math/math-ext-half2.cu b/features/feature_case/math/math-ext-half2.cu
index f4753c86d..f98602409 100644
--- a/features/feature_case/math/math-ext-half2.cu
+++ b/features/feature_case/math/math-ext-half2.cu
@@ -561,7 +561,7 @@ void testHle2(float *const Result, __half2 Input1, __half2 Input2) {
 
 void testHle2Cases(const vector<pair<half2_pair, h2i_pair>> &TestCases) {
   float *Result;
-  cudaMallocManaged(&Result, sizeof(*Result));
+  cudaMallocManaged(&Result, 2 * sizeof(*Result));
   for (const auto &TestCase : TestCases) {
     testHle2(Result, TestCase.first.first, TestCase.first.second);
     checkResult("__hle2", {TestCase.first.first, TestCase.first.second},
@@ -583,7 +583,7 @@ void testHleu2(float *const Result, __half2 Input1, __half2 Input2) {
 
 void testHleu2Cases(const vector<pair<half2_pair, h2i_pair>> &TestCases) {
   float *Result;
-  cudaMallocManaged(&Result, sizeof(*Result));
+  cudaMallocManaged(&Result, 2 * sizeof(*Result));
   for (const auto &TestCase : TestCases) {
     testHleu2(Result, TestCase.first.first, TestCase.first.second);
     checkResult("__hleu2", {TestCase.first.first, TestCase.first.second},
@@ -605,7 +605,7 @@ void testHlt2(float *const Result, __half2 Input1, __half2 Input2) {
 
 void testHlt2Cases(const vector<pair<half2_pair, h2i_pair>> &TestCases) {
   float *Result;
-  cudaMallocManaged(&Result, sizeof(*Result));
+  cudaMallocManaged(&Result, 2 * sizeof(*Result));
   for (const auto &TestCase : TestCases) {
     testHlt2(Result, TestCase.first.first, TestCase.first.second);
     checkResult("__hlt2", {TestCase.first.first, TestCase.first.second},
@@ -627,7 +627,7 @@ void testHltu2(float *const Result, __half2 Input1, __half2 Input2) {
 
 void testHltu2Cases(const vector<pair<half2_pair, h2i_pair>> &TestCases) {
   float *Result;
-  cudaMallocManaged(&Result, sizeof(*Result));
+  cudaMallocManaged(&Result, 2 * sizeof(*Result));
   for (const auto &TestCase : TestCases) {
     testHltu2(Result, TestCase.first.first, TestCase.first.second);
     checkResult("__hltu2", {TestCase.first.first, TestCase.first.second},
@@ -649,7 +649,7 @@ void testHne2(float *const Result, __half2 Input1, __half2 Input2) {
 
 void testHne2Cases(const vector<pair<half2_pair, h2i_pair>> &TestCases) {
   float *Result;
-  cudaMallocManaged(&Result, sizeof(*Result));
+  cudaMallocManaged(&Result, 2 * sizeof(*Result));
   for (const auto &TestCase : TestCases) {
     testHne2(Result, TestCase.first.first, TestCase.first.second);
     checkResult("__hne2", {TestCase.first.first, TestCase.first.second},
@@ -671,7 +671,7 @@ void testHneu2(float *const Result, __half2 Input1, __half2 Input2) {
 
 void testHneu2Cases(const vector<pair<half2_pair, h2i_pair>> &TestCases) {
   float *Result;
-  cudaMallocManaged(&Result, sizeof(*Result));
+  cudaMallocManaged(&Result, 2 * sizeof(*Result));
   for (const auto &TestCase : TestCases) {
     testHneu2(Result, TestCase.first.first, TestCase.first.second);
     checkResult("__hneu2", {TestCase.first.first, TestCase.first.second},