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, 23 insertions, 0 deletions

diff --git a/gcc/testsuite/gcc.dg/char-compare.c b/gcc/testsuite/gcc.dg/char-compare.c
new file mode 100644
index 000000000..f8b2fb968
--- /dev/null
+++ b/gcc/testsuite/gcc.dg/char-compare.c
@@ -0,0 +1,23 @@
+/* PR rtl-optimization/23241 */
+/* Origin: Josh Conner <jconner@apple.com> */
+
+/* { dg-do run } */
+/* { dg-options "-O2" } */
+
+extern void abort(void);
+
+struct fbs {
+  unsigned char uc;
+} fbs1 = {255};
+
+void fn(struct fbs *fbs_ptr)
+{
+  if ((fbs_ptr->uc != 255) && (fbs_ptr->uc != 0))
+    abort();
+}
+
+int main(void)
+{
+  fn(&fbs1); 
+  return 0;
+}