diff --git a/mesonbuild/backend/vs2010backend.py b/mesonbuild/backend/vs2010backend.py
index 525b7f0b2..61f755b00 100644
--- a/mesonbuild/backend/vs2010backend.py
+++ b/mesonbuild/backend/vs2010backend.py
@@ -882,7 +882,6 @@ class Vs2010Backend(backends.Backend):
                 header, impl, suffix = pch_sources[lang]
                 relpath = os.path.join(proj_to_src_dir, impl)
                 inc_cl = ET.SubElement(inc_src, 'CLCompile', Include=relpath)
-                lang = Vs2010Backend.lang_from_source_file(s)
                 pch = ET.SubElement(inc_cl, 'PrecompiledHeader')
                 pch.text = 'Create'
                 pch_out = ET.SubElement(inc_cl, 'PrecompiledHeaderOutputFile')
diff --git a/tools/cmake2meson.py b/tools/cmake2meson.py
index 80bcaa4a0..eae6344c4 100755
--- a/tools/cmake2meson.py
+++ b/tools/cmake2meson.py
@@ -278,6 +278,7 @@ class Converter:
             for o in self.options:
                 (optname, description, default) = o
                 if default is None:
+                    typestr = ''
                     defaultstr = ''
                 else:
                     if default == 'OFF':