From: Jan Hubicka <hubicka@ucw.cz>
Date: Thu, 28 Nov 2019 17:04:41 +0000 (+0100)
Subject: profile-count.c (profile_count::combine_with_ipa_count): Return uninitialized count... 
X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=b225a29b8ced82d88b0a2fa142cb071335d91fd3;p=gcc.git

profile-count.c (profile_count::combine_with_ipa_count): Return uninitialized count if called on ininitialized count.

	* profile-count.c (profile_count::combine_with_ipa_count): Return
	uninitialized count if called on ininitialized count.

From-SVN: r278815
---

diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index 87732c84850..b85bda2c02a 100644
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,3 +1,8 @@
+2019-11-28  Jan Hubicka  <hubicka@ucw.cz>
+
+	* profile-count.c (profile_count::combine_with_ipa_count): Return
+	uninitialized count if called on ininitialized count.
+
 2019-11-28  Jan Hubicka  <hubicka@ucw.cz>
 
 	* ipa-inline-transform.c (inline_transform): Scale profile before
diff --git a/gcc/profile-count.c b/gcc/profile-count.c
index e91f9cbd26d..fb978c634fd 100644
--- a/gcc/profile-count.c
+++ b/gcc/profile-count.c
@@ -373,6 +373,8 @@ profile_count::adjust_for_ipa_scaling (profile_count *num,
 profile_count
 profile_count::combine_with_ipa_count (profile_count ipa)
 {
+  if (!initialized_p ())
+    return *this;
   ipa = ipa.ipa ();
   if (ipa.nonzero_p ())
     return ipa;