DISPATCH-1783 Fix Aarch64 ubsan warning in cpp-stub

assigning to misaligned variable
skupperproject · Mar 9, 2022 · b18bca6 · b18bca6
1 parent 648d27f
commit b18bca6
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/tests/cpp-stub/cpp_stub.h b/tests/cpp-stub/cpp_stub.h
@@ -46,7 +46,7 @@
     #define REPLACE_FAR(t, fn, fn_stub)\
         ((uint32_t*)fn)[0] = 0x58000040 | 9;\
         ((uint32_t*)fn)[1] = 0xd61f0120 | (9 << 5);\
-        *(long long *)(fn + 8) = (long long )fn_stub;\
+        memcpy((long long *)(fn + 8), &fn_stub, sizeof(long long));\
         CACHEFLUSH((char *)fn, CODESIZE);
     #define REPLACE_NEAR(t, fn, fn_stub) REPLACE_FAR(t, fn, fn_stub)
 #elif defined(__arm__) || defined(_M_ARM)