SLES 12.5: require gcc11-c++

icinga2.spec

@@ -131,9 +131,14 @@ BuildRequires:  %{scl_name}-binutils
 BuildRequires:  %{scl_name}-gcc-c++
 BuildRequires:  %{scl_name}-libstdc++-devel
 %else
+%if "%{_vendor}" == "suse" && 0%{?suse_version} >= 1315 && 0%{?suse_version} < 1500
+BuildRequires:  gcc11-c++
+BuildRequires:  libstdc++6-devel-gcc11
+%else
 BuildRequires:  gcc-c++
 BuildRequires:  libstdc++-devel
 %endif
+%endif
 BuildRequires:  openssl-devel
 %endif
 BuildRequires:  bison
@@ -430,6 +435,11 @@ CMAKE_OPTS="$CMAKE_OPTS -DUSE_SYSTEMD=ON"
 export CC=gcc-4.8
 export CXX=g++-4.8
 %endif
+%if "%{_vendor}" == "suse" && 0%{?suse_version} >= 1315 && 0%{?suse_version} < 1500
+# from package gcc11-c++
+export CC=gcc-11
+export CXX=g++-11
+%endif
 
 %if "%{?_buildhost}" != ""
 CMAKE_OPTS="$CMAKE_OPTS -DICINGA2_BUILD_HOST_NAME:STRING=%_buildhost"