Some help for 20001130.011. Now one gets warnings like

"Ambiguous -f() resolved as a file test ..."

p4raw-id: //depot/perl@7944

1 files changed, 11 insertions, 0 deletions

diff --git a/pod/perldiag.pod b/pod/perldiag.pod
index 9baf175833..877961d0a7 100644
--- a/pod/perldiag.pod
+++ b/pod/perldiag.pod
@@ -59,6 +59,17 @@ L<perlfunc/accept>.
 (F) The '!' is allowed in pack() and unpack() only after certain types.
 See L<perlfunc/pack>.
 
+=item Ambiguous -%c() resolved as a file test
+
+(W ambiguous) A subroutine you used has the same name as a Perl file
+test (C<r w x o R W X O e z s f d l p S u g k b c t T B M A C>), and
+you used a "-" right in front a call to that subroutine, which made it
+really look like a file test.  Use either an extra space after the
+"-", C<- f(...)>, or an extra set of parentheses, C<-(f(...))>, to
+disambiguate it as a subroutine call, or an extra space after the
+operator name C<-f (...)>, or remove the parentheses, C<-f ...>, to
+disambiguate it as a file test.
+
 =item Ambiguous call resolved as CORE::%s(), qualify as such or use &
 
 (W ambiguous) A subroutine you have declared has the same name as a Perl