[lttng-tools] - add build workaround for s390(x)

[Dan Horák]

commit ad6168a48248d3500b6a7158f1bc1499b3f5f54e
Author: Dan Horák <dan at danny.cz>
Date:   Tue Oct 21 11:00:50 2014 +0200

    - add build workaround for s390(x)

 lttng-tools.spec |   10 +++++++++-
 1 files changed, 9 insertions(+), 1 deletions(-)
---
diff --git a/lttng-tools.spec b/lttng-tools.spec
index 3bef5e9..0830c53 100644
--- a/lttng-tools.spec
+++ b/lttng-tools.spec
@@ -1,7 +1,7 @@
 
 Name:           lttng-tools
 Version:        2.4.1
-Release:        3%{?dist}
+Release:        4%{?dist}
 License:        GPLv2 and LGPLv2
 URL:            http://lttng.org/lttng2.0
 Group:          Development/Tools
@@ -44,6 +44,11 @@ autoreconf -vfi
 #Reinitialize libtool with the fedora version to remove Rpath
 libtoolize -cvfi
 
+%ifarch s390 s390x
+# workaround rhbz#837572 (ICE in gcc)
+%global optflags %(echo %{optflags} | sed 's/-O2/-O1/')
+%endif
+
 %configure --disable-static
 
 make %{?_smp_mflags} V=1
@@ -101,6 +106,9 @@ exit 0
 %{_libdir}/pkgconfig/lttng-ctl.pc
 
 %changelog
+* Tue Oct 21 2014 Dan Horák <dan[at]danny.cz> - 2.4.1-4
+- add build workaround for s390(x)
+
 * Sun Aug 17 2014 Fedora Release Engineering <rel-eng at lists.fedoraproject.org> - 2.4.1-3
 - Rebuilt for https://fedoraproject.org/wiki/Fedora_21_22_Mass_Rebuild