Latest update.

crypto/bn/asm/s390x-gf2m.pl

@@ -32,7 +32,10 @@
 #	so that improvement coefficients can vary from one specific
 #	setup to another.
 
-$flavour = shift;
+# $output is the last argument if it looks like a file (it has an extension)
+# $flavour is the first argument if it doesn't look like a file
+$output = $#ARGV >= 0 && $ARGV[$#ARGV] =~ m|\.\w+$| ? pop : undef;
+$flavour = $#ARGV >= 0 && $ARGV[0] !~ m|\.| ? shift : undef;
 
 if ($flavour =~ /3[12]/) {
         $SIZE_T=4;
@@ -42,8 +45,7 @@ if ($flavour =~ /3[12]/) {
         $g="g";
 }
 
-while (($output=shift) && ($output!~/\w[\w\-]*\.\w+$/)) {}
-open STDOUT,">$output";
+$output and open STDOUT,">$output";
 
 $stdframe=16*$SIZE_T+4*8;