Initial checkin of GCC 4.9.0 from trunk (r208799).

Change-Id: I48a3c08bb98542aa215912a75f03c0890e497dba

1 files changed, 152 insertions, 0 deletions

diff --git a/gcc-4.9/gcc/testsuite/gcc.dg/tree-ssa/vrp64.c b/gcc-4.9/gcc/testsuite/gcc.dg/tree-ssa/vrp64.c
new file mode 100644
index 000000000..2ab328f1d
--- /dev/null
+++ b/gcc-4.9/gcc/testsuite/gcc.dg/tree-ssa/vrp64.c
@@ -0,0 +1,152 @@
+/* PR tree-optimization/51721 */
+/* { dg-do link } */
+/* { dg-options "-O2" } */
+
+extern void link_error (void);
+
+#define BITSM1 (sizeof (int) * __CHAR_BIT__ - 1)
+
+void
+f1 (unsigned int s)
+{
+  if (s >> BITSM1 != 0)
+    {
+      if (s == 0 || s == 5 || s == __INT_MAX__)
+	link_error ();
+    }
+  else
+    {
+      if (s == 1U + __INT_MAX__ || s == 6U + __INT_MAX__ || s == -1U)
+	link_error ();
+    }
+}
+
+void
+f2 (int s)
+{
+  if (s >> BITSM1 == 0)
+    {
+      if (s == -1 || s == -5 || s == -__INT_MAX__ - 1)
+	link_error ();
+    }
+  else
+    {
+      if (s == 0 || s == 5 || s == __INT_MAX__)
+	link_error ();
+    }
+}
+
+void
+f3 (unsigned int s)
+{
+  if ((s & (1U << BITSM1)) != 0)
+    {
+      if (s == 0 || s == 5 || s == __INT_MAX__)
+	link_error ();
+    }
+  else
+    {
+      if (s == 1U + __INT_MAX__ || s == 6U + __INT_MAX__ || s == -1U)
+	link_error ();
+    }
+}
+
+void
+f4 (int s)
+{
+  if ((s & (1U << BITSM1)) == 0)
+    {
+      if (s == -1 || s == -5 || s == -__INT_MAX__ - 1)
+	link_error ();
+    }
+  else
+    {
+      if (s == 0 || s == 5 || s == __INT_MAX__)
+	link_error ();
+    }
+}
+
+void
+f5 (unsigned int s)
+{
+  if ((int) s < 0)
+    {
+      if (s == 0 || s == 5 || s == __INT_MAX__)
+	link_error ();
+    }
+  else
+    {
+      if (s == 1U + __INT_MAX__ || s == 6U + __INT_MAX__ || s == -1U)
+	link_error ();
+    }
+}
+
+void
+f6 (unsigned int s)
+{
+  if ((int) s < 4)
+    {
+      if (s == 4 || s == 6 || s == __INT_MAX__)
+	link_error ();
+    }
+  else
+    {
+      if (s == 1U + __INT_MAX__ || s == 6U + __INT_MAX__ || s == -1U
+	  || s == 3 || s == 0)
+	link_error ();
+    }
+}
+
+void
+f7 (unsigned int s)
+{
+  if ((int) s <= -7)
+    {
+      if (s == -6U || s == -1U || s == 0 || s == 4 || s == 6 || s == __INT_MAX__)
+	link_error ();
+    }
+  else
+    {
+      if (s == 1U + __INT_MAX__ || s == 6U + __INT_MAX__ || s == -9U
+	  || s == -7U)
+	link_error ();
+    }
+}
+
+void
+f8 (unsigned int s)
+{
+  if ((int) s >= 4)
+    {
+      if (s == 1U + __INT_MAX__ || s == 6U + __INT_MAX__ || s == -1U
+	  || s == 3 || s == 0)
+	link_error ();
+    }
+  else
+    {
+      if (s == 4 || s == 6 || s == __INT_MAX__)
+	link_error ();
+    }
+}
+
+void
+f9 (unsigned int s)
+{
+  if ((int) s > -7)
+    {
+      if (s == 1U + __INT_MAX__ || s == 6U + __INT_MAX__ || s == -9U
+	  || s == -7U)
+	link_error ();
+    }
+  else
+    {
+      if (s == -6U || s == -1U || s == 0 || s == 4 || s == 6 || s == __INT_MAX__)
+	link_error ();
+    }
+}
+
+int
+main ()
+{
+  return 0;
+}