1 files changed, 15 insertions, 0 deletions

diff --git a/test/FrontendC/2009-12-07-BitFieldAlignment.c b/test/FrontendC/2009-12-07-BitFieldAlignment.c
new file mode 100644
index 0000000000000..a8312a5fd8a9c
--- /dev/null
+++ b/test/FrontendC/2009-12-07-BitFieldAlignment.c
@@ -0,0 +1,15 @@
+// RUN: %llvmgcc -m32 %s -S -o - | FileCheck %s
+// Set alignment on bitfield accesses.
+
+struct S {
+  int a, b;
+  void *c;
+  unsigned d : 8;
+  unsigned e : 8;
+};
+
+void f0(struct S *a) {
+// CHECK: %3 = load i32* %2, align 4
+// CHECK: store i32 %4, i32* %2, align 4
+  a->e = 0;
+}