diff --git a/gcc/stor-layout.c b/gcc/stor-layout.c
index 606ebb1ab17..0c1710b530a 100644
--- a/gcc/stor-layout.c
+++ b/gcc/stor-layout.c
@@ -1123,6 +1123,8 @@ set_sizetype (type)
      individually in each front end.  */
   if (! bitsizetype)
     bitsizetype = make_node (INTEGER_TYPE);
+  if (TYPE_NAME (sizetype) && ! TYPE_NAME (bitsizetype))
+    TYPE_NAME (bitsizetype) = TYPE_NAME (sizetype);
 
   precision = oprecision + BITS_PER_UNIT_LOG + 1;
   /* However, when cross-compiling from a 32 bit to a 64 bit host,