Fix oneof submessage initialization bug.

Update issue 149
Status: FixedInGit

tests/oneof/decode_oneof.c

@@ -2,6 +2,7 @@
 
 #include <stdio.h>
 #include <stdlib.h>
+#include <string.h>
 #include <pb_decode.h>
 #include "oneof.pb.h"
 #include "test_helpers.h"
@@ -10,9 +11,12 @@
 /* Test the 'OneOfMessage' */
 int test_oneof_1(pb_istream_t *stream, int option)
 {
-    OneOfMessage msg = OneOfMessage_init_zero;
+    OneOfMessage msg;
     int status = 0;
 
+    /* To better catch initialization errors */
+    memset(&msg, 0xAA, sizeof(msg));
+
     if (!pb_decode(stream, OneOfMessage_fields, &msg))
     {
         printf("Decoding failed: %s\n", PB_GET_ERROR(stream));
@@ -124,4 +128,4 @@ int main(int argc, char **argv)
     }
 
     return 0;
-}
+}