gh-133228: c-analyzer clang preprocessor (GH-133229)

* impl
* included 2 failures to tsvs next to similar entries
* added fix/hack for curses.h fails
* fix leftover from debug

Tools/c-analyzer/c_parser/preprocessor/__init__.py

@@ -16,6 +16,7 @@
 from . import (
     pure as _pure,
     gcc as _gcc,
+    clang as _clang,
 )
 
 
@@ -234,7 +235,7 @@ def handling_errors(ignore_exc=None, *, log_err=None):
     'bcpp': None,
     # aliases/extras:
     'gcc': _gcc.preprocess,
-    'clang': None,
+    'clang': _clang.preprocess,
 }