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/2006-10-30-ArrayCrash.c b/test/CFrontend/2006-10-30-ArrayCrash.c
new file mode 100644
index 0000000..09464dd
--- /dev/null
+++ b/test/CFrontend/2006-10-30-ArrayCrash.c
@@ -0,0 +1,17 @@
+// RUN: %llvmgcc -O3 -S -o - %s
+// PR954, PR911
+
+extern void foo();
+
+struct S {
+  short        f1[3];
+  unsigned int f2 : 1;
+};
+
+void bar()
+{
+  struct S *A;
+
+  if (A->f2)
+    foo();
+}