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, 49 insertions, 0 deletions

diff --git a/gcc/testsuite/gcc.c-torture/execute/20011219-1.c b/gcc/testsuite/gcc.c-torture/execute/20011219-1.c
new file mode 100644
index 000000000..d6455ab50
--- /dev/null
+++ b/gcc/testsuite/gcc.c-torture/execute/20011219-1.c
@@ -0,0 +1,49 @@
+/* This testcase failed on IA-32 at -O and above, because combine attached
+   a REG_LABEL note to jump instruction already using JUMP_LABEL.  */
+
+extern void abort (void);
+extern void exit (int);
+
+enum X { A, B, C, D, E, F, G, H, I, J, K, L, M, N, O, P, Q };
+
+void
+bar (const char *x, int y, const char *z)
+{
+}
+
+long
+foo (enum X x, const void *y)
+{
+  long a;
+
+  switch (x)
+    {
+    case K:
+      a = *(long *)y;
+      break;
+    case L:
+      a = *(long *)y;
+      break;
+    case M:
+      a = *(long *)y;
+      break;
+    case N:
+      a = *(long *)y;
+      break;
+    case O:
+      a = *(long *)y;
+      break;
+    default:
+      bar ("foo", 1, "bar");
+    }
+  return a;
+}
+
+int
+main ()
+{
+  long i = 24;
+  if (foo (N, &i) != 24)
+    abort ();
+  exit (0);
+}