Synchronize with google/gcc-4_9 to r224707 (from r214835)

Change-Id: I3d6f06fc613c8f8b6a82143dc44b7338483aac5d

1 files changed, 37 insertions, 0 deletions

diff --git a/gcc-4.9/gcc/testsuite/gcc.dg/tree-prof/cold_partition_patch.c b/gcc-4.9/gcc/testsuite/gcc.dg/tree-prof/cold_partition_patch.c
new file mode 100644
index 000000000..fe86963b7
--- /dev/null
+++ b/gcc-4.9/gcc/testsuite/gcc.dg/tree-prof/cold_partition_patch.c
@@ -0,0 +1,37 @@
+/* Check if patching works with function splitting. */
+/* { dg-require-effective-target freorder } */
+/* { dg-options "-O2 -freorder-blocks-and-partition -save-temps " { target { ! x86_64-*-* } } }
+/* { dg-options "-O2 -freorder-blocks-and-partition -save-temps -mpatch-functions-for-instrumentation -fno-optimize-sibling-calls " { target x86_64-*-* } } */
+#define SIZE 10000
+
+const char *sarr[SIZE];
+const char *buf_hot;
+const char *buf_cold;
+
+__attribute__((noinline))
+void 
+foo (int path)
+{
+  int i;
+  if (path)
+    {
+      for (i = 0; i < SIZE; i++)
+	sarr[i] = buf_hot;
+    }
+  else
+    {
+      for (i = 0; i < SIZE; i++)
+	sarr[i] = buf_cold;
+    }
+}
+
+int
+main (int argc, char *argv[])
+{
+  buf_hot =  "hello";
+  buf_cold = "world";
+  foo (argc);
+  return 0;
+}
+
+/* { dg-final-use { cleanup-saved-temps } } */