4 Name \"%s::%s\" used only once: possible typo
6 Mandatory Warnings All TODO
8 Recompile perl with -DDEBUGGING to use -D switch [moreswitches]
9 Unbalanced scopes: %ld more ENTERs than LEAVEs [perl_destruct]
10 Unbalanced saves: %ld more saves than restores [perl_destruct]
11 Unbalanced tmps: %ld more allocs than frees [perl_destruct]
12 Unbalanced context: %ld more PUSHes than POPs [perl_destruct]
13 Unbalanced string table refcount: (%d) for \"%s\" [perl_destruct]
14 Scalars leaked: %ld [perl_destruct]
24 Name "main::z" used only once: possible typo at - line 5.
32 Name "main::x" used only once: possible typo at - line 3.
40 Name "main::x" used only once: possible typo at - line 3.
49 Name "main::z" used only once: possible typo at - line 6.
50 Name "main::x" used only once: possible typo at - line 4.
60 { use warnings 'once' ; $x = 3 ; }
63 Name "main::x" used only once: possible typo at - line 3.
69 { no warnings 'once' ; $x = 3 ; }
72 Name "main::y" used only once: possible typo at - line 6.