From: Jan Hubicka <hubicka@ucw.cz>
Date: Sun, 7 May 2017 22:21:05 +0000 (+0200)
Subject: ipa-inline-analysis.c (estimate_function_body_sizes): Recompute body size uncondition... 
X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=5a8d501f0d1001ba6ddd5d0281e44280bc601677;p=gcc.git

ipa-inline-analysis.c (estimate_function_body_sizes): Recompute body size unconditionally.

	* ipa-inline-analysis.c (estimate_function_body_sizes): Recompute
	body size unconditionally.

From-SVN: r247729
---

diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index 4adb9a83f0a..2f1de244a5e 100644
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,3 +1,8 @@
+2017-05-05  Jan Hubicka  <hubicka@ucw.cz>
+
+	* ipa-inline-analysis.c (estimate_function_body_sizes): Recompute
+	body size unconditionally.
+
 2017-05-07  Jeff Law  <law@redhat.com>
 
 	Revert:
diff --git a/gcc/ipa-inline-analysis.c b/gcc/ipa-inline-analysis.c
index ec6f2ac6972..d44191ade00 100644
--- a/gcc/ipa-inline-analysis.c
+++ b/gcc/ipa-inline-analysis.c
@@ -2994,6 +2994,7 @@ estimate_function_body_sizes (struct cgraph_node *node, bool early)
   inline_summaries->get (node)->self_size = size;
   nonconstant_names.release ();
   ipa_release_body_info (&fbi);
+  inline_update_overall_summary (node);
   if (opt_for_fn (node->decl, optimize))
     {
       if (!early)
@@ -3119,12 +3120,13 @@ compute_inline_parameters (struct cgraph_node *node, bool early)
   info->size = info->self_size;
   info->stack_frame_offset = 0;
   info->estimated_stack_size = info->estimated_self_stack_size;
-  if (flag_checking)
-    {
-      inline_update_overall_summary (node);
-      gcc_assert (!(info->time - info->self_time).to_int ()
-		  && info->size == info->self_size);
-    }
+
+  /* Code above should compute exactly the same result as
+     inline_update_overall_summary but because computation happens in
+     different order the roundoff errors result in slight changes.  */
+  inline_update_overall_summary (node);
+  gcc_assert (!(info->time - info->self_time).to_int ()
+	      && info->size == info->self_size);
 }