python
diff --git a/‎Include/pyport.h
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+4Lines changed: 4 additions & 0 deletions b/‎Include/pyport.h
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+4Lines changed: 4 additions & 0 deletions
diff --git a/‎Tools/c-analyzer/c_parser/preprocessor/gcc.py
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+7-2Lines changed: 7 additions & 2 deletions b/‎Tools/c-analyzer/c_parser/preprocessor/gcc.py
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+7-2Lines changed: 7 additions & 2 deletions
@@ -48,6 +48,10 @@
 #  define Py_BUILD_CORE
 #endif
 
+#if defined(Py_LIMITED_API) && defined(Py_BUILD_CORE)
+#  error "Py_LIMITED_API is not compatible with Py_BUILD_CORE"
+#endif
+
 
 /**************************************************************************
 Symbols and macros to supply platform-independent interfaces to basic
 
@@ -3,13 +3,18 @@
 
 from . import common as _common
 
-# The following C files must not be built with Py_BUILD_CORE,
-# because they use the limited C API.
+# The following C files define the Py_LIMITED_API macro, and so must not be
+# built with the Py_BUILD_CORE macro defined.
 USE_LIMITED_C_API = frozenset((
+    # Modules/
     '_testcapimodule.c',
     '_testclinic_limited.c',
     'xxlimited.c',
     'xxlimited_35.c',
+
+    # Modules/_testcapi/
+    'heaptype_relative.c',
+    'vectorcall_limited.c',
 ))
 
 TOOL = 'gcc'