Merge pull request #2293 from tautschnig/c++-decltype-bit-field

decltype(bit field type) is the underlying subtype
diffblue · Jun 7, 2018 · e54bba2 · e54bba2
2 parents c5de7ba + 8c08946
commit e54bba2
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Showing 2 changed files with 6 additions and 2 deletions.
diff --git a/regression/cpp/Bit_fields1/test.desc b/regression/cpp/Bit_fields1/test.desc
@@ -1,4 +1,4 @@
-KNOWNBUG
+CORE
 main.cpp
 -std=c++11
 ^EXIT=0$

diff --git a/src/cpp/cpp_typecheck_type.cpp b/src/cpp/cpp_typecheck_type.cpp
@@ -227,7 +227,11 @@ void cpp_typecheckt::typecheck_type(typet &type)
   {
     exprt e=static_cast<const exprt &>(type.find(ID_expr_arg));
     typecheck_expr(e);
-    type=e.type();
+
+    if(e.type().id() == ID_c_bit_field)
+      type = e.type().subtype();
+    else
+      type = e.type();
   }
   else if(type.id()==ID_unassigned)
   {