[PATCH] Fix PR lto/64075

[Ilya Enkovich]

Hi,

This patch fixes LTO streamers which were not adjusted when function_code field 
was extended up to 12 bits.

OK for trunk after bootstrap and check?

Thanks,
Ilya
--
gcc/

2014-11-26  Ilya Enkovich  <ilya.enkov...@intel.com>

        * tree-streamer-in.c (unpack_ts_function_decl_value_fields): Use
        proper size for function_code bitfield.
        (pack_ts_function_decl_value_fields): Likewise.

gcc/testsuite/

2014-11-26  Ilya Enkovich  <ilya.enkov...@intel.com>

        * gcc.dg/pr64075.c: New.


diff --git a/gcc/testsuite/gcc.dg/pr64075.c b/gcc/testsuite/gcc.dg/pr64075.c
new file mode 100644
index 0000000..f3c8dc4
--- /dev/null
+++ b/gcc/testsuite/gcc.dg/pr64075.c
@@ -0,0 +1,8 @@
+/* PR lto/64075 */
+/* { dg-do compile } */
+/* { dg-options "-flto" } */
+
+_Complex float test (float a, float b, float c, float d)
+{
+  return 1.0iF;
+}
diff --git a/gcc/tree-streamer-in.c b/gcc/tree-streamer-in.c
index 99448dd..eb205ed 100644
--- a/gcc/tree-streamer-in.c
+++ b/gcc/tree-streamer-in.c
@@ -333,7 +333,7 @@ unpack_ts_function_decl_value_fields (struct bitpack_d *bp, 
tree expr)
   if (DECL_BUILT_IN_CLASS (expr) != NOT_BUILT_IN)
     {
       DECL_FUNCTION_CODE (expr) = (enum built_in_function) bp_unpack_value (bp,
-                                                                           11);
+                                                                           12);
       if (DECL_BUILT_IN_CLASS (expr) == BUILT_IN_NORMAL
          && DECL_FUNCTION_CODE (expr) >= END_BUILTINS)
        fatal_error ("machine independent builtin code out of range");
diff --git a/gcc/tree-streamer-out.c b/gcc/tree-streamer-out.c
index ad58b84..0d87cff 100644
--- a/gcc/tree-streamer-out.c
+++ b/gcc/tree-streamer-out.c
@@ -300,7 +300,7 @@ pack_ts_function_decl_value_fields (struct bitpack_d *bp, 
tree expr)
   bp_pack_value (bp, DECL_PURE_P (expr), 1);
   bp_pack_value (bp, DECL_LOOPING_CONST_OR_PURE_P (expr), 1);
   if (DECL_BUILT_IN_CLASS (expr) != NOT_BUILT_IN)
-    bp_pack_value (bp, DECL_FUNCTION_CODE (expr), 11);
+    bp_pack_value (bp, DECL_FUNCTION_CODE (expr), 12);
 }