X-Git-Url: http://git.hungrycats.org/cgi-bin/gitweb.cgi?p=xscreensaver;a=blobdiff_plain;f=utils%2Fasync_netdb.h;h=a72f4d599d3aef8962482d3168a47e9d6848b138;hp=df6c59c63534081cb8925cea59e196a447505c67;hb=aa75c7476aeaa84cf3abc192b376a8b03c325213;hpb=88cfe534a698a0562e81345957a50714af1453bc

diff --git a/utils/async_netdb.h b/utils/async_netdb.h
index df6c59c6..a72f4d59 100644
--- a/utils/async_netdb.h
+++ b/utils/async_netdb.h
@@ -53,13 +53,25 @@
 
 #if ASYNC_NETDB_USE_GAI
 
-typedef struct sockaddr_storage async_netdb_sockaddr_storage_t;
+/* Without using union, gcc-6 warns for
+   breaking strict aliasing rules
+ */
+typedef union {
+	struct sockaddr_storage x_sockaddr_storage;
+	struct sockaddr_in x_sockaddr_in;
+	struct sockaddr_in6 x_sockaddr_in6;
+} async_netdb_sockaddr_storage_t;
 
 int _async_netdb_is_done (struct io_thread *io);
 
 #else
 
-typedef struct sockaddr_in async_netdb_sockaddr_storage_t;
+/* Because the definition for the above case is now union,
+   the definition for this case must also be union...
+*/
+typedef union {
+	struct sockaddr_in x_sockaddr_in;
+} async_netdb_sockaddr_storage_t;
 
 # ifndef EAI_SYSTEM
 /* The EAI_* codes are specified specifically as preprocessor macros, so