* config/i386/i386.c (classify_argument) <ARRAY_TYPE>: Promote partial

	integer class to full integer class if the offset is not word-aligned.


git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@141559 138bc75d-0d04-0410-961f-82ee72b054a4

1 files changed, 17 insertions, 0 deletions

diff --git a/gcc/testsuite/gcc.c-torture/execute/20081103-1.c b/gcc/testsuite/gcc.c-torture/execute/20081103-1.c
new file mode 100644
index 00000000000..c458fbc4aad
--- /dev/null
+++ b/gcc/testsuite/gcc.c-torture/execute/20081103-1.c
@@ -0,0 +1,17 @@
+struct S { char c; char arr[4]; float f; };
+
+char A[4] = { '1', '2', '3', '4' };
+
+void foo (struct S s)
+{
+  if (__builtin_memcmp (s.arr, A, 4))
+    __builtin_abort ();
+}
+
+int main (void)
+{
+  struct S s;
+  __builtin_memcpy (s.arr, A, 4);
+  foo (s);
+  return 0;
+}