Calculate alignment for local variables.



git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@51826 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/test/CodeGen/align-local.c b/test/CodeGen/align-local.c
new file mode 100644
index 0000000..46f83fa
--- /dev/null
+++ b/test/CodeGen/align-local.c
@@ -0,0 +1,8 @@
+// RUN: clang -emit-llvm < %s | grep "align 16" | count 2
+
+typedef struct __attribute((aligned(16))) {int x[4];} ff;
+
+int a() {
+  ff a;
+  struct {int x[4];} b __attribute((aligned(16)));
+}