[PATCH] Request for approval to commit: [libclang/python]: Add support for decayed type

[Anders Waldenborg]

http://llvm-reviews.chandlerc.com/D1658

Files:
  bindings/python/clang/cindex.py
  bindings/python/tests/cindex/test_type.py

Index: bindings/python/clang/cindex.py
===================================================================
--- bindings/python/clang/cindex.py
+++ bindings/python/clang/cindex.py
@@ -1486,6 +1486,7 @@
 TypeKind.INCOMPLETEARRAY = TypeKind(114)
 TypeKind.VARIABLEARRAY = TypeKind(115)
 TypeKind.DEPENDENTSIZEDARRAY = TypeKind(116)
+TypeKind.DECAYED = TypeKind(117)
 
 class Type(Structure):
     """
@@ -1661,6 +1662,18 @@
         """
         return conf.lib.clang_getArraySize(self)
 
+    def get_decayed_original_type(self):
+        """
+        Retrieve the original type of a decayed type.
+        """
+        return conf.lib.clang_getDecayedOriginalType(self)
+
+    def get_decayed_decayed_type(self):
+        """
+        Retrieve the decayed type of a decayed type.
+        """
+        return conf.lib.clang_getDecayedDecayedType(self)
+
     def get_align(self):
         """
         Retrieve the alignment of the record.
@@ -2693,6 +2706,16 @@
    [Type],
    c_longlong),
 
+  ("clang_getDecayedOriginalType",
+   [Type],
+   Type,
+   Type.from_result),
+
+  ("clang_getDecayedDecayedType",
+   [Type],
+   Type,
+   Type.from_result),
+
   ("clang_getFieldDeclBitWidth",
    [Cursor],
    c_int),
Index: bindings/python/tests/cindex/test_type.py
===================================================================
--- bindings/python/tests/cindex/test_type.py
+++ bindings/python/tests/cindex/test_type.py
@@ -369,3 +369,14 @@
         assert teststruct.type.get_offset("bar") == bar
 
 
+def test_decay():
+    """Ensure decayed types are exposed"""
+
+    tu = get_tu("void foo(int a[]);")
+    foo = get_cursor(tu, 'foo')
+    a = foo.type.argument_types()[0]
+
+    assert a.kind == TypeKind.DECAYED
+    assert a.get_decayed_original_type().kind == TypeKind.INCOMPLETEARRAY
+    assert a.get_decayed_decayed_type().kind == TypeKind.POINTER
+
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