From df98bed364fdece9c589cdeac248b883e8efdb55 Mon Sep 17 00:00:00 2001
From: Martin Stransky <stransky@redhat.com>
Date: Mon, 18 Apr 2016 12:04:54 +0200
Subject: [PATCH] Disabled gcc6 null this optimization (rhbz#1328045)

---
 firefox.spec | 9 ++++++++-
 1 file changed, 8 insertions(+), 1 deletion(-)

diff --git a/firefox.spec b/firefox.spec
index 9b2a043..56e0f0f 100644
--- a/firefox.spec
+++ b/firefox.spec
@@ -87,7 +87,7 @@
 Summary:        Mozilla Firefox Web browser
 Name:           firefox
 Version:        45.0.2
-Release:        1%{?pre_tag}%{?dist}
+Release:        2%{?pre_tag}%{?dist}
 URL:            https://www.mozilla.org/projects/firefox/
 License:        MPLv1.1 or GPLv2+ or LGPLv2+
 Group:          Applications/Internet
@@ -446,6 +446,10 @@ MOZ_OPT_FLAGS=$(echo "$RPM_OPT_FLAGS" | %{__sed} -e 's/-Wall//')
 # Explicitly force the hardening flags for Firefox so it passes the checksec test;
 # See also https://fedoraproject.org/wiki/Changes/Harden_All_Packages
 MOZ_OPT_FLAGS="$MOZ_OPT_FLAGS -Wformat-security -Wformat -Werror=format-security"
+%if 0%{?fedora} > 23
+# Disable null pointer gcc6 optimization in gcc6 (rhbz#1328045)
+MOZ_OPT_FLAGS="$MOZ_OPT_FLAGS -fno-delete-null-pointer-checks"
+%endif
 # Use hardened build?
 %if %{?hardened_build}
 MOZ_OPT_FLAGS="$MOZ_OPT_FLAGS -fPIC -Wl,-z,relro -Wl,-z,now"
@@ -802,6 +806,9 @@ gtk-update-icon-cache %{_datadir}/icons/hicolor &>/dev/null || :
 #---------------------------------------------------------------------
 
 %changelog
+* Mon Apr 18 2016 Martin Stransky <stransky@redhat.com> - 45.0.2-2
+- Disabled gcc6 null this optimization (rhbz#1328045)
+
 * Mon Apr 11 2016 Martin Stransky <stransky@redhat.com> - 45.0.2-1
 - New upstream (45.0.2)