Port some more code to x64

syzygy/agent/common/hot_patcher.cc

Index: syzygy/agent/common/hot_patcher.cc
diff --git a/syzygy/agent/common/hot_patcher.cc b/syzygy/agent/common/hot_patcher.cc
index 39cb5936fe43b2cbd908fdb982e9861460f31bc6..5b97835eba3ea31e89c4f45896dd431fa0cbe233 100644
--- a/syzygy/agent/common/hot_patcher.cc
+++ b/syzygy/agent/common/hot_patcher.cc
@@ -78,7 +78,7 @@ bool HotPatcher::Patch(FunctionPointer function_entry_point,
   // Writes on x86 architecture are atomic within a cross 4-byte boundary.
   // NOTE: This can be loosened. Any two bytes starting at an address that meets
   //     the (address % 4 != 3) condition does not cross 4-byte boundary.
-  CHECK_EQ(0, reinterpret_cast<int>(jump_hook_place) % 2);
+  CHECK_EQ(0u, reinterpret_cast<uintptr_t>(jump_hook_place) % 2);
 
   // We write the instruction JMP -5 which is represented as: 0xEB 0xF9
   // We reverse the order of the bytes because of the little endian encoding