Update runtime files
diff --git a/runtime/compiler/perl.vim b/runtime/compiler/perl.vim
index a857cae..21e384f 100644
--- a/runtime/compiler/perl.vim
+++ b/runtime/compiler/perl.vim
@@ -1,7 +1,11 @@
-" Vim Compiler File
-" Compiler:     Perl syntax checks (perl -Wc)
-" Maintainer:   Christian J. Robinson <heptite@gmail.com>
-" Last Change:  2019 Jul 22
+" Vim compiler file
+" Compiler:      Perl syntax checks (perl -Wc)
+" Maintainer:    vim-perl <vim-perl@googlegroups.com>
+" Author:        Christian J. Robinson <heptite@gmail.com>
+" Homepage:      https://github.com/vim-perl/vim-perl
+" Bugs/requests: https://github.com/vim-perl/vim-perl/issues
+" License:       Vim License (see :help license)
+" Last Change:   2021 Nov 2
 
 if exists("current_compiler")
   finish
@@ -15,10 +19,10 @@
 let s:savecpo = &cpo
 set cpo&vim
 
-if exists('g:perl_compiler_force_warnings') && g:perl_compiler_force_warnings == 0
-	let s:warnopt = 'w'
-else
+if get(g:, 'perl_compiler_force_warnings', 1)
 	let s:warnopt = 'W'
+else
+	let s:warnopt = 'w'
 endif
 
 if getline(1) =~# '-[^ ]*T'
diff --git a/runtime/compiler/perlcritic.vim b/runtime/compiler/perlcritic.vim
new file mode 100644
index 0000000..cf0678e
--- /dev/null
+++ b/runtime/compiler/perlcritic.vim
@@ -0,0 +1,27 @@
+" Vim compiler file
+" Compiler:      perlcritic
+" Maintainer:    vim-perl <vim-perl@googlegroups.com>
+" Author:        Doug Kearns <dougkearns@gmail.com>
+" Homepage:      https://github.com/vim-perl/vim-perl
+" Bugs/requests: https://github.com/vim-perl/vim-perl/issues
+" License:       Vim License (see :help license)
+" Last Change:   2021 Oct 20
+
+if exists("current_compiler")
+  finish
+endif
+let current_compiler = "perlcritic"
+
+if exists(":CompilerSet") != 2		" older Vim always used :setlocal
+  command -nargs=* CompilerSet setlocal <args>
+endif
+
+let s:cpo_save = &cpo
+set cpo&vim
+
+CompilerSet makeprg=perlcritic\ --nocolor\ --quiet\ --verbose\ \"\\%f:\\%l:\\%c:\\%s:\\%m\\n\"
+CompilerSet errorformat=%f:%l:%c:%n:%m,
+		       \%-G%.%#
+
+let &cpo = s:cpo_save
+unlet s:cpo_save
diff --git a/runtime/compiler/podchecker.vim b/runtime/compiler/podchecker.vim
new file mode 100644
index 0000000..2cd4e13
--- /dev/null
+++ b/runtime/compiler/podchecker.vim
@@ -0,0 +1,28 @@
+" Vim compiler file
+" Compiler:      podchecker
+" Maintainer:    vim-perl <vim-perl@googlegroups.com>
+" Author:        Doug Kearns <dougkearns@gmail.com>
+" Homepage:      https://github.com/vim-perl/vim-perl
+" Bugs/requests: https://github.com/vim-perl/vim-perl/issues
+" License:       Vim License (see :help license)
+" Last Change:   2021 Oct 20
+
+if exists("current_compiler")
+  finish
+endif
+let current_compiler = "podchecker"
+
+if exists(":CompilerSet") != 2          " older Vim always used :setlocal
+  command -nargs=* CompilerSet setlocal <args>
+endif
+
+let s:cpo_save = &cpo
+set cpo&vim
+
+CompilerSet makeprg=podchecker\ -w
+CompilerSet errorformat=\*\*\*\ %tRROR:\ %m\ at\ line\ %l\ in\ file\ %f,
+                       \\*\*\*\ %tARNING:\ %m\ at\ line\ %l\ in\ file\ %f,
+                       \%-G%.%#
+
+let &cpo = s:cpo_save
+unlet s:cpo_save