Fix -Wuseless-cast compiler warnings in headers

awslabs · Aug 16, 2024 · 88ac8b1 · 88ac8b1
1 parent 7a014d8
commit 88ac8b1
Showing 1 changed file with 7 additions and 3 deletions.
diff --git a/include/aws/event-stream/event_stream.h b/include/aws/event-stream/event_stream.h
@@ -65,9 +65,13 @@ struct aws_event_stream_message {
     struct aws_byte_buf message_buffer;
 };
 
-#define AWS_EVENT_STREAM_PRELUDE_LENGTH (uint32_t)(sizeof(uint32_t) + sizeof(uint32_t) + sizeof(uint32_t))
-
-#define AWS_EVENT_STREAM_TRAILER_LENGTH (uint32_t)(sizeof(uint32_t))
+#if SIZE_MAX == UINT32_MAX
+#    define AWS_EVENT_STREAM_PRELUDE_LENGTH (sizeof(uint32_t) + sizeof(uint32_t) + sizeof(uint32_t))
+#    define AWS_EVENT_STREAM_TRAILER_LENGTH (sizeof(uint32_t))
+#else /* cast to uint32_t */
+#    define AWS_EVENT_STREAM_PRELUDE_LENGTH (uint32_t)(sizeof(uint32_t) + sizeof(uint32_t) + sizeof(uint32_t))
+#    define AWS_EVENT_STREAM_TRAILER_LENGTH (uint32_t)(sizeof(uint32_t))
+#endif
 
 enum aws_event_stream_header_value_type {
     AWS_EVENT_STREAM_HEADER_BOOL_TRUE = 0,