prototype() didn't warn when used in void context.

p4raw-id: //depot/perl@18020

diff --git a/op.c b/op.c
index c589fce..4d1f7a2 100644 (file)
--- a/op.c
+++ b/op.c
@@ -725,6 +725,7 @@ Perl_scalarvoid(pTHX_ OP *o)
     case OP_GGRNAM:
     case OP_GGRGID:
     case OP_GETLOGIN:
+    case OP_PROTOTYPE:
       func_ops:
        if (!(o->op_private & (OPpLVAL_INTRO|OPpOUR_INTRO)))
            useless = OP_DESC(o);

diff --git a/t/lib/warnings/op b/t/lib/warnings/op
index 1e39c0e..c5f8147 100644 (file)
--- a/t/lib/warnings/op
+++ b/t/lib/warnings/op
@@ -298,6 +298,7 @@ eval { getgrnam 1 };        # OP_GGRNAM
 eval { getgrgid 1 };   # OP_GGRGID
 eval { getpwnam 1 };   # OP_GPWNAM
 eval { getpwuid 1 };   # OP_GPWUID
+prototype "foo";       # OP_PROTOTYPE
 EXPECT
 Useless use of repeat (x) in void context at - line 3.
 Useless use of wantarray in void context at - line 5.
@@ -336,6 +337,7 @@ Useless use of getgrnam in void context at - line 50.
 Useless use of getgrgid in void context at - line 51.
 Useless use of getpwnam in void context at - line 52.
 Useless use of getpwuid in void context at - line 53.
+Useless use of subroutine prototype in void context at - line 54.
 ########
 # op.c
 use warnings 'void' ; close STDIN ;
@@ -398,6 +400,7 @@ eval { getgrnam 1 };        # OP_GGRNAM
 eval { getgrgid 1 };   # OP_GGRGID
 eval { getpwnam 1 };   # OP_GPWNAM
 eval { getpwuid 1 };   # OP_GPWUID
+prototype "foo";       # OP_PROTOTYPE
 EXPECT
 ########
 # op.c