diff --git a/gdb-port/parser-name-instrumentation-gdb.py b/gdb-port/parser-name-instrumentation-gdb.py
index d9687433442a191c3623f22ee4a88b4ddc6c607e..e13d1133550eac2b796601427e23bf940ef15920 100644
--- a/gdb-port/parser-name-instrumentation-gdb.py
+++ b/gdb-port/parser-name-instrumentation-gdb.py
@@ -394,7 +394,7 @@ class HammerParserBacktrace(gdb.Command):
 			# but this addition is to avoid off-by-one errors
 			index = -(depth+1)
 			for p in parserstack[-1:index:-1]:
-				print("[" + str(hex(p.address)) + "] " + p.name)
+				print("[" + str(hex(p.address)) + "] " + p.name) # TODO: errors in perform_lowlevel_parse, if p.name is None
 			if depth < len(parserstack):
 				print("[...]")
 
diff --git a/gdb-port/parser-type-instrumentation-gdb.py b/gdb-port/parser-type-instrumentation-gdb.py
index 787cae597c00b02247b8e7a3c3df70462810eebc..c2978777f44736c4e560c5c1826d963d2453cef7 100644
--- a/gdb-port/parser-type-instrumentation-gdb.py
+++ b/gdb-port/parser-type-instrumentation-gdb.py
@@ -51,17 +51,6 @@ class VTTypes:
 
 #vt_types = VTTypes()
 
-# Helper function to get a field from a struct via the gdb.Value interface
-# TODO: test type checks through the Value API
-
-#def get_field_of_gdb_val(val, field):
-	# TODO: throw exception if field is not a string
-	# TODO: throw exception val's type doesn't have fields (==is not a struct?)
-	# for f in val:
-	#	if f == field:
-	#		return f
-	# return None
-
 # TODO: maybe save vtable type here on init, or potentially in Parser
 
 class HParserEnv:
@@ -74,11 +63,12 @@ class HParserEnv:
 		# TODO: do this without passing a string to gdb.parse_and_eval()
 		# perhaps using gdb.Value would be the best
 
-		# Something like:
-		# parser_val = gdb.Value(parser_addr)
-		# parser_val.type = gdb.Type("HParser*")
-		# for field in parser_val:
-		#	...
+		# turns out subscripting is allowed if the pointer is de referenced first, so this should work:
+		# p_object = gdb.parse_and_eval("*parser")
+		# p_env = p_object['env']
+
+		# or:
+		# p_env = gdb.parse_and_eval("parser").dereference()['env']
 
 		vtable_p = gdb.parse_and_eval("((HParser*) " + str(parser_addr) + ")->vtable")
 		try: