Fix warning maybe-uninitialized

googletest/src/gtest-death-test.cc

@@ -1281,7 +1281,7 @@ static void StackLowerThanAddress(const void* ptr,
 GTEST_ATTRIBUTE_NO_SANITIZE_ADDRESS_
 GTEST_ATTRIBUTE_NO_SANITIZE_HWADDRESS_
 static void StackLowerThanAddress(const void* ptr, bool* result) {
-  int dummy;
+  int dummy = 0;
   *result = (&dummy < ptr);
 }
 
@@ -1289,7 +1289,7 @@ static void StackLowerThanAddress(const void* ptr, bool* result) {
 GTEST_ATTRIBUTE_NO_SANITIZE_ADDRESS_
 GTEST_ATTRIBUTE_NO_SANITIZE_HWADDRESS_
 static bool StackGrowsDown() {
-  int dummy;
+  int dummy = 0;
   bool result;
   StackLowerThanAddress(&dummy, &result);
   return result;