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, 28 insertions, 0 deletions

diff --git a/gcc/testsuite/gcc.c-torture/execute/pr40579.c b/gcc/testsuite/gcc.c-torture/execute/pr40579.c
new file mode 100644
index 000000000..7f44af310
--- /dev/null
+++ b/gcc/testsuite/gcc.c-torture/execute/pr40579.c
@@ -0,0 +1,28 @@
+extern void abort (void);
+static char * __attribute__((noinline))
+itos(int num)
+{
+  return (char *)0;
+}
+static void __attribute__((noinline))
+foo(int i, const char *x)
+{
+  if (i >= 4)
+    abort ();
+}
+int main()
+{
+  int x = -__INT_MAX__ + 3;
+  int i;
+
+  for (i = 0; i < 4; ++i)
+    {
+      char *p;
+      --x;
+      p = itos(x);
+      foo(i, p);
+    }
+
+  return 0;
+}
+