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/compile/pr47427.c b/gcc/testsuite/gcc.c-torture/compile/pr47427.c
new file mode 100644
index 000000000..4f0b98e20
--- /dev/null
+++ b/gcc/testsuite/gcc.c-torture/compile/pr47427.c
@@ -0,0 +1,28 @@
+/* PR tree-optimization/47427 */
+
+char *g, *h;
+
+int
+bar (unsigned char x, const int y)
+{
+lab:
+  for (; h; g = h)
+    for (g = 0; h; h++)
+      {
+	int a = 1;
+	if (h)
+	  {
+	    if (a)
+	      goto lab;
+	    return y;
+	  }
+      }
+  return x;
+}
+
+void
+foo (void)
+{
+  if (bar (0, 1))
+    bar (1, 0);
+}