Fix strict-aliasing violations.

Change-Id: I5f3feae4fb62ed82b52e996d4954d1c638a243b3
Reviewed-on: http://gfw160.austin.ibm.com:8080/gerrit/4036
Reviewed-by: Brian H. Horton <brianh@linux.ibm.com>
Tested-by: Jenkins Server
Reviewed-by: Douglas R. Gilbert <dgilbert@us.ibm.com>
Reviewed-by: A. Patrick Williams III <iawillia@us.ibm.com>

1 files changed, 10 insertions, 1 deletions

diff --git a/src/usr/testcore/kernel/vmmbasetest.H b/src/usr/testcore/kernel/vmmbasetest.H
index fbfdddf70..15c853268 100644
--- a/src/usr/testcore/kernel/vmmbasetest.H
+++ b/src/usr/testcore/kernel/vmmbasetest.H
@@ -150,7 +150,16 @@ class VmmBaseTest : public CxxTest::TestSuite
 
         static void* writeToKernelCode(void* unused)
         {
-            (*(*(uint64_t**)&printk)) = 0x12345678;
+            uint64_t value = 0x12345678;
+
+            union fn_ptr
+            {
+                void (*opd)(const char*, ...);
+                uint64_t** data;
+            };
+            fn_ptr function = { printk };
+
+            memcpy(*function.data, &value, sizeof(value));
             return NULL;
         }