nx-libs.spec: add -mno-vxs to general C(XX)FLAGS on ppc64le.

debian/changelog

@@ -14,6 +14,12 @@ nx-libs (2:3.5.0.33-0x2go1) UNRELEASED; urgency=low
     - Add new x2goagent.options file to installed file list of x2goagent
       package.
     - Let x2goagent package satisfy x2goagent-virtual.
+    - nx-libs.spec: add -mno-vxs to general C(XX)FLAGS on ppc64le.
+      Hopefully just a temporary workaround until
+      https://bugzilla.redhat.com/show_bug.cgi?id=1489712 /
+      https://bugs.centos.org/view.php?id=13779 are resolved.
+      Backported from Arctica GH 3.6.x branch.
+      v2: backport to nx-libs 3.5.0.x (Mihai Moldovan)
   * debian/:
     - Add x2goagent.options file for compatibility with x2goserver nightly.
   * debian/roll-tarballs.sh:

nx-libs.spec

 %global _hardened_build 1
 
+# Override values for specific architectures.
+%ifarch ppc64le
+# Works around https://bugs.centos.org/view.php?id=13779 / https://bugzilla.redhat.com/show_bug.cgi?id=1489712
+# Compilation failure on PPC64LE due to a compiler bug.
+# REMEMBER TO REMOVE ONCE DOWNSTREAM FIXES THE ISSUE!
+%global __global_cflags %{__global_cflags} -mno-vsx
+%global __global_cxxflags %{__global_cxxflags} -mno-vsx
+%endif
+
 Name:           nx-libs
 Version:        3.5.0.33
 Release:        0.0x2go1%{?dist}