Ignore static members in NoOpStructPrinter

Hannes' patch to show local variables in the TUI pointed out that
NoOpStructPrinter should ignore static members.  This patch implements
this.

(cherry picked from commit 4a1b9a4badc8954221926b231b81392fa625653c)

3 files changed, 21 insertions, 2 deletions

diff --git a/gdb/python/lib/gdb/printing.py b/gdb/python/lib/gdb/printing.py
index dec1351..14bd84b 100644
--- a/gdb/python/lib/gdb/printing.py
+++ b/gdb/python/lib/gdb/printing.py
@@ -350,7 +350,7 @@ class NoOpStructPrinter(gdb.ValuePrinter):
 
     def children(self):
         for field in self.__ty.fields():
-            if field.name is not None:
+            if hasattr(field, "bitpos") and field.name is not None:
                 yield (field.name, self.__value[field])
 
 
diff --git a/gdb/testsuite/gdb.dap/ptrref.cc b/gdb/testsuite/gdb.dap/ptrref.cc
index bfb1afe..c9b83cd 100644
--- a/gdb/testsuite/gdb.dap/ptrref.cc
+++ b/gdb/testsuite/gdb.dap/ptrref.cc
@@ -15,9 +15,21 @@
    You should have received a copy of the GNU General Public License
    along with this program.  If not, see <http://www.gnu.org/licenses/>.  */
 
+struct some_struct
+{
+  int x;
+  int y;
+
+  static int z;
+};
+
+int some_struct::z = 37;
+
 void
 func ()
 {
+  some_struct aggregate { 91, 87 };
+
   int value = 23;
 
   int *ptr = &value;
diff --git a/gdb/testsuite/gdb.dap/ptrref.exp b/gdb/testsuite/gdb.dap/ptrref.exp
index e0cc745..456774a 100644
--- a/gdb/testsuite/gdb.dap/ptrref.exp
+++ b/gdb/testsuite/gdb.dap/ptrref.exp
@@ -55,7 +55,7 @@ gdb_assert {[llength $scopes] == 2} "two scopes"
 lassign $scopes scope reg_scope
 gdb_assert {[dict get $scope name] == "Locals"} "scope is locals"
 
-gdb_assert {[dict get $scope namedVariables] == 3} "three vars in scope"
+gdb_assert {[dict get $scope namedVariables] == 4} "three vars in scope"
 
 set num [dict get $scope variablesReference]
 set refs [lindex [dap_check_request_and_response "fetch variables" \
@@ -97,6 +97,13 @@ foreach var [dict get $refs body variables] {
 		"$name has exactly one child"
 	    fetch_pointer $name $var
 	}
+	"aggregate" {
+	    gdb_assert {[dict get $var variablesReference] != 0} \
+		"$name has children"
+	    # This should omit the static field.
+	    gdb_assert {[dict get $var namedVariables] == 2} \
+		"$name has exactly 2 children"
+	}
     }
 }