From 44ded5cf927fd428caa596f299ad417df8020cda Mon Sep 17 00:00:00 2001
From: ebotcazou <ebotcazou@138bc75d-0d04-0410-961f-82ee72b054a4>
Date: Wed, 18 Oct 2017 10:41:03 +0000
Subject: [PATCH] 	* gcc-interface/misc.c (gnat_tree_size): Move around.

	* gcc-interface/utils.c (max_size): Deal with SSA names.


git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@253852 138bc75d-0d04-0410-961f-82ee72b054a4
---
 gcc/ada/ChangeLog             |  6 ++++++
 gcc/ada/gcc-interface/misc.c  | 34 +++++++++++++++++-----------------
 gcc/ada/gcc-interface/utils.c |  4 ++++
 3 files changed, 27 insertions(+), 17 deletions(-)

diff --git a/gcc/ada/ChangeLog b/gcc/ada/ChangeLog
index 7d50dbba1ec..2139cbf4d86 100644
--- a/gcc/ada/ChangeLog
+++ b/gcc/ada/ChangeLog
@@ -1,3 +1,9 @@
+2017-10-18  Eric Botcazou  <ebotcazou@adacore.com>
+
+	* gcc-interface/misc.c (gnat_tree_size): Move around.
+
+	* gcc-interface/utils.c (max_size): Deal with SSA names.
+
 2017-10-17  Jakub Jelinek  <jakub@redhat.com>
 
 	* gcc-interface/misc.c (gnat_tree_size): New function.
diff --git a/gcc/ada/gcc-interface/misc.c b/gcc/ada/gcc-interface/misc.c
index 5083c71db77..7bdb3803c13 100644
--- a/gcc/ada/gcc-interface/misc.c
+++ b/gcc/ada/gcc-interface/misc.c
@@ -343,23 +343,6 @@ internal_error_function (diagnostic_context *context, const char *msgid,
   Compiler_Abort (sp, sp_loc, true);
 }
 
-/* lang_hooks.tree_size: Determine the size of a tree with code C,
-   which is a language-specific tree code in category tcc_constant,
-   tcc_exceptional or tcc_type.  The default expects never to be called.  */
-
-static size_t
-gnat_tree_size (enum tree_code code)
-{
-  gcc_checking_assert (code >= NUM_TREE_CODES);
-  switch (code)
-    {
-    case UNCONSTRAINED_ARRAY_TYPE:
-      return sizeof (tree_type_non_common);
-    default:
-      gcc_unreachable ();
-    }
-}
-
 /* Perform all the initialization steps that are language-specific.  */
 
 static bool
@@ -1387,6 +1370,23 @@ gnat_init_ts (void)
   MARK_TS_TYPED (EXIT_STMT);
 }
 
+/* Return the size of a tree with CODE, which is a language-specific tree code
+   in category tcc_constant, tcc_exceptional or tcc_type.  The default expects
+   never to be called.  */
+
+static size_t
+gnat_tree_size (enum tree_code code)
+{
+  gcc_checking_assert (code >= NUM_TREE_CODES);
+  switch (code)
+    {
+    case UNCONSTRAINED_ARRAY_TYPE:
+      return sizeof (tree_type_non_common);
+    default:
+      gcc_unreachable ();
+    }
+}
+
 /* Return the lang specific structure attached to NODE.  Allocate it (cleared)
    if needed.  */
 
diff --git a/gcc/ada/gcc-interface/utils.c b/gcc/ada/gcc-interface/utils.c
index 04199769ea3..99453821e41 100644
--- a/gcc/ada/gcc-interface/utils.c
+++ b/gcc/ada/gcc-interface/utils.c
@@ -3595,6 +3595,10 @@ max_size (tree exp, bool max_p)
     case tcc_constant:
       return exp;
 
+    case tcc_exceptional:
+      gcc_assert (code == SSA_NAME);
+      return exp;
+
     case tcc_vl_exp:
       if (code == CALL_EXPR)
 	{
-- 
2.11.4.GIT