obtained gcc-4.6.4.tar.bz2 from upstream website;upstream

verified gcc-4.6.4.tar.bz2.sig;
imported gcc-4.6.4 source tree from verified upstream tarball.

downloading a git-generated archive based on the 'upstream' tag
should provide you with a source tree that is binary identical
to the one extracted from the above tarball.

if you have obtained the source via the command 'git clone',
however, do note that line-endings of files in your working
directory might differ from line-endings of the respective
files in the upstream repository.

1 files changed, 24 insertions, 0 deletions

diff --git a/gcc/testsuite/gcc.dg/pr41033.c b/gcc/testsuite/gcc.dg/pr41033.c
new file mode 100644
index 000000000..5043be2d1
--- /dev/null
+++ b/gcc/testsuite/gcc.dg/pr41033.c
@@ -0,0 +1,24 @@
+/* { dg-options "-O1 -fno-strict-aliasing" } */
+/* PR rtl-optimization/41033 */
+
+struct X {
+  int i;
+  int j;
+};
+
+int foo(struct X *p, struct X *q)
+{
+  p->j = 1;
+  q->i = 0;
+  return p->j;
+}
+
+extern void abort (void);
+
+int main()
+{
+  struct X x;
+  if (foo (&x, (struct X *)&x.j) != 0)
+    abort ();
+  return 0;
+}