use vars wasn't use utf8 aware.

p4raw-id: //depot/perl@15915

diff --git a/lib/vars.pm b/lib/vars.pm
index a051ba1..f6125fb 100644 (file)
--- a/lib/vars.pm
+++ b/lib/vars.pm
@@ -20,8 +20,11 @@ sub import {
                Carp::croak("Can't declare individual elements of hash or array");
            } elsif (warnings::enabled() and length($sym) == 1 and $sym !~ tr/a-zA-Z//) {
                warnings::warn("No need to declare built-in vars");
-            } elsif  ( $^H &= strict::bits('vars') ) {
-              Carp::croak("'$_' is not a valid variable name under strict vars");
+            } elsif  ( $^H &= strict::bits('vars') &&
+                      # Either no 'use utf8' or if utf8, no non-word
+                      ($^H & $utf8::hint_bits == 0 ||
+                       $sym =~ /\W/) ) {
+                 Carp::croak("'$_' is not a valid variable name under strict vars");
            }
        }
        $sym = "${callpack}::$sym" unless $sym =~ /::/;