It's not necessary to do rounding for alloca operations when the requested
alignment is equal to the stack alignment.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@40004 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/test/CFrontend/2007-04-05-PackedBitFields.c b/test/CFrontend/2007-04-05-PackedBitFields.c
new file mode 100644
index 0000000..f9de356
--- /dev/null
+++ b/test/CFrontend/2007-04-05-PackedBitFields.c
@@ -0,0 +1,16 @@
+// RUN: %llvmgcc %s -S -o -
+
+# define pck __attribute__((packed))
+
+
+struct pck E {
+ unsigned long long l,
+ i : 12,
+ j : 23,
+ k : 29; };
+
+struct E e1;
+
+void foo() {
+ e1.k = 5;
+}