Author: Armin Rigo <ar...@tunes.org>
Branch:
Changeset: r2764:b518a1326d6c
Date: 2016-09-06 10:03 +0200
http://bitbucket.org/cffi/cffi/changeset/b518a1326d6c/
Log: A direct test
diff --git a/c/test_c.py b/c/test_c.py
--- a/c/test_c.py
+++ b/c/test_c.py
@@ -2536,6 +2536,25 @@
assert d[2][1].bitshift == -1
assert d[2][1].bitsize == -1
+def test_nested_anonymous_struct_2():
+ BInt = new_primitive_type("int")
+ BStruct = new_struct_type("struct foo")
+ BInnerUnion = new_union_type("union bar")
+ complete_struct_or_union(BInnerUnion, [('a1', BInt, -1),
+ ('a2', BInt, -1)])
+ complete_struct_or_union(BStruct, [('b1', BInt, -1),
+ ('', BInnerUnion, -1),
+ ('b2', BInt, -1)])
+ assert sizeof(BInnerUnion) == sizeof(BInt)
+ assert sizeof(BStruct) == sizeof(BInt) * 3
+ fields = [(name, fld.offset, fld.flags) for (name, fld) in BStruct.fields]
+ assert fields == [
+ ('b1', 0 * sizeof(BInt), 0),
+ ('a1', 1 * sizeof(BInt), 0),
+ ('a2', 1 * sizeof(BInt), 1),
+ ('b2', 2 * sizeof(BInt), 0),
+ ]
+
def test_sizeof_union():
# a union has the largest alignment of its members, and a total size
# that is the largest of its items *possibly further aligned* if
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