1 files changed, 3 insertions, 6 deletions
diff --git a/qpid/cpp/src/qmf/engine/SchemaImpl.cpp b/qpid/cpp/src/qmf/engine/SchemaImpl.cpp
index f75663e131..e0948a9911 100644
--- a/qpid/cpp/src/qmf/engine/SchemaImpl.cpp
+++ b/qpid/cpp/src/qmf/engine/SchemaImpl.cpp
@@ -55,12 +55,9 @@ void SchemaHash::update(uint8_t data)
 
 void SchemaHash::update(const char* data, uint32_t len)
 {
-    union h {
-        uint8_t  b[16];
-        uint64_t q[2];
-    }* h = reinterpret_cast<union h*>(&hash[0]);
-    uint64_t* first  = &h->q[0];
-    uint64_t* second = &h->q[1];
+    uint64_t* first  = (uint64_t*) hash;
+    uint64_t* second = (uint64_t*) hash + 1;
+
     for (uint32_t idx = 0; idx < len; idx++) {
         *first = *first ^ (uint64_t) data[idx];
         *second = *second << 1;