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, 33 insertions, 0 deletions

diff --git a/gcc/testsuite/gcc.dg/pr17112-1.c b/gcc/testsuite/gcc.dg/pr17112-1.c
new file mode 100644
index 000000000..d43868fe0
--- /dev/null
+++ b/gcc/testsuite/gcc.dg/pr17112-1.c
@@ -0,0 +1,33 @@
+/* PR middle-end/17112 */
+/* { dg-do run } */
+/* { dg-require-effective-target int32plus } */
+/* { dg-options "-O2" } */
+
+extern void abort(void);
+
+typedef struct {
+  int int24:24  __attribute__ ((packed));
+} myint24;
+
+myint24 x[3] = {
+  0x123456,
+  0x789abc,
+  0xdef012
+};
+
+myint24 y[3];  // starts out as zeros
+
+void foo()
+{
+  y[1] = x[1];
+}
+
+int main()
+{
+  foo();
+
+  if (y[0].int24 != 0 || y[2].int24 != 0)
+    abort();
+  return 0;
+}
+