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, 37 insertions, 0 deletions

diff --git a/gcc/testsuite/gcc.c-torture/execute/pr40057.c b/gcc/testsuite/gcc.c-torture/execute/pr40057.c
new file mode 100644
index 000000000..9d5c4e31e
--- /dev/null
+++ b/gcc/testsuite/gcc.c-torture/execute/pr40057.c
@@ -0,0 +1,37 @@
+/* PR middle-end/40057 */
+
+extern void abort (void);
+
+__attribute__((noinline)) int
+foo (unsigned long long x)
+{
+  unsigned long long y = (x >> 31ULL) & 1ULL;
+  if (y == 0ULL)
+    return 0;
+  return -1;
+}
+
+__attribute__((noinline)) int
+bar (long long x)
+{
+  long long y = (x >> 31LL) & 1LL;
+  if (y == 0LL)
+    return 0;
+  return -1;
+}
+
+int
+main (void)
+{
+  if (sizeof (long long) != 8)
+    return 0;
+  if (foo (0x1682a9aaaULL))
+    abort ();
+  if (!foo (0x1882a9aaaULL))
+    abort ();
+  if (bar (0x1682a9aaaLL))
+    abort ();
+  if (!bar (0x1882a9aaaLL))
+    abort ();
+  return 0;
+}