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authorEric Christopher <echristo@apple.com>2011-08-19 23:08:33 +0000
committerEric Christopher <echristo@apple.com>2011-08-19 23:08:33 +0000
commit335552e3fff9f41067cccfd72557f801d398949a (patch)
treea818a83c7f72e84dae2d5569e76a0d9beb3b33a5 /test/CodeGenCXX/2007-04-05-PackedBitFieldsSmall.cpp
parentd60a34a4e514ec0dfddd05ef2744be104e111f45 (diff)
Migrate:
2007-01-06-PtrMethodInit.cpp 2007-04-05-PackedBitFields-1.cpp 2007-04-05-PackedBitFieldsOverlap-2.cpp 2007-04-05-PackedBitFieldsOverlap.cpp 2007-04-05-PackedBitFieldsSmall.cpp 2007-04-05-StructPackedFieldUnpacked.cpp 2007-04-10-PackedUnion.cpp 2007-04-14-FNoBuiltin.cpp 2007-05-03-VectorInit.cpp 2007-07-29-RestrictPtrArg.cpp 2007-07-29-RestrictRefArg.cpp 2007-09-10-RecursiveTypeResolution.cpp from llvm/test/FrontendC++ and FileCheckize where appropriate. git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@138134 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'test/CodeGenCXX/2007-04-05-PackedBitFieldsSmall.cpp')
-rw-r--r--test/CodeGenCXX/2007-04-05-PackedBitFieldsSmall.cpp27
1 files changed, 27 insertions, 0 deletions
diff --git a/test/CodeGenCXX/2007-04-05-PackedBitFieldsSmall.cpp b/test/CodeGenCXX/2007-04-05-PackedBitFieldsSmall.cpp
new file mode 100644
index 0000000000..b31f95fa3b
--- /dev/null
+++ b/test/CodeGenCXX/2007-04-05-PackedBitFieldsSmall.cpp
@@ -0,0 +1,27 @@
+// RUN: %clang_cc1 -emit-llvm %s -o -
+
+
+#ifdef PACKED
+// This is an example where size of Packed struct is smaller then
+// the size of bit field type.
+#define P __attribute__((packed))
+#else
+#define P
+#endif
+
+struct P M_Packed {
+ unsigned long long X:50;
+ unsigned Y:2;
+};
+
+struct M_Packed sM_Packed;
+
+int testM_Packed (void) {
+ struct M_Packed x;
+ return (0 != x.Y);
+}
+
+int testM_Packed2 (void) {
+ struct M_Packed x;
+ return (0 != x.X);
+}