Ensure $last_output is defined

2015-01-22 06:41:55 -08:00 · 2015-01-22 06:41:55 -08:00 · 7ad726b383
parent 383c9f7813
commit 7ad726b383
1 changed files with 1 additions and 1 deletions
--- a/modules/compiler_vm/languages/_default.pm
+++ b/modules/compiler_vm/languages/_default.pm
@ -140,7 +140,7 @@ sub show_output {
      }
      close FILE;

-      if($last_output eq $output) {
+      if(defined $last_output and $last_output eq $output) {
        print "$self->{nick}: Same output.\n";
        exit 0;
      }