Allow input and output to both be "-".

diff --git a/src/ssic.pl b/src/ssic.pl
index d678556be7716789249ad70d4c540e31f266ad71..8ecc30e92104be274b2178284bcb3cb6bc9f9c45 100644 (file)
--- a/src/ssic.pl
+++ b/src/ssic.pl
@@ -111,7 +111,7 @@ sub compile
        my $var_name;
        my $var_value;
 
-       if ($input eq $output) {
+       if ($input eq $output and $input ne "-") {
                error(4, "Input and output files are equal\n");
        }