Program: do not check env.build_sources() return value (it will raise an exception if something was wrong)

lib/rscons/builders/program.rb

@@ -17,7 +17,6 @@ module Rscons
     def run(target, sources, cache, env, vars = {})
       # build sources to linkable objects
       objects = env.build_sources(sources, [env['OBJSUFFIX'], env['LIBSUFFIX']].flatten, cache, vars)
-      if objects
       ld = if env["LD"]
              env["LD"]
            elsif sources.find {|s| s.has_suffix?(env["DSUFFIX"])}
@@ -37,4 +36,3 @@ module Rscons
     end
   end
 end
-end