When building with sgi cc and gnu g++ both will now be added to relnotes.

buildpkg.packaging.irix

@@ -1046,6 +1046,12 @@ auto_rel()
 	    else
 		local compiler="$(cc -version 2>&1)"
 	    fi
+	    if [ "$CXX" = "g++" ]; then
+		# SGI cc with gnu g++
+		local compiler_temp="$(g++ --version 2>&1 | $SED -n '1,1p')" 
+		local compiler="$((echo $compiler; echo g++ ${compiler_temp##* }) | $AWK '{ printf "%s\\n",$0 }')"
+		local compiler="${compiler%\\*}"
+	    fi
 	fi
 	local pkgnam_temp=$($GREP 'pkgname=' $metadir/pkgdef)
 	local pkgnam=$(_upls ${pkgnam_temp#pkgname=*})