diff --git a/lldb/source/Expression/IRExecutionUnit.cpp b/lldb/source/Expression/IRExecutionUnit.cpp
--- a/lldb/source/Expression/IRExecutionUnit.cpp
+++ b/lldb/source/Expression/IRExecutionUnit.cpp
@@ -347,8 +347,9 @@
           function.getName().str().c_str());
       return;
     }
-    m_jitted_functions.push_back(JittedFunction(
-        function.getName().str().c_str(), external, (lldb::addr_t)fun_ptr));
+    m_jitted_functions.push_back(
+        JittedFunction(function.getName().str().c_str(), external,
+                       (lldb::addr_t)(uintptr_t)fun_ptr));
   }
 
   CommitAllocations(process_sp);
diff --git a/lldb/source/Expression/IRMemoryMap.cpp b/lldb/source/Expression/IRMemoryMap.cpp
--- a/lldb/source/Expression/IRMemoryMap.cpp
+++ b/lldb/source/Expression/IRMemoryMap.cpp
@@ -579,8 +579,8 @@
     LLDB_LOGF(log,
               "IRMemoryMap::WriteMemory (0x%" PRIx64 ", 0x%" PRIx64
               ", 0x%" PRId64 ") went to [0x%" PRIx64 "..0x%" PRIx64 ")",
-              (uint64_t)process_address, (uint64_t)bytes, (uint64_t)size,
-              (uint64_t)allocation.m_process_start,
+              (uint64_t)process_address, (uint64_t)(uintptr_t)bytes,
+              (uint64_t)size, (uint64_t)allocation.m_process_start,
               (uint64_t)allocation.m_process_start +
                   (uint64_t)allocation.m_size);
   }