Thanks Shigeki Ohtsu for catching this.
if /i "%1"=="test-gc" set test_args=%test_args% gc&set buildnodeweak=1&goto arg-ok
if /i "%1"=="test-internet" set test_args=%test_args% internet&goto arg-ok
if /i "%1"=="test-pummel" set test_args=%test_args% pummel&goto arg-ok
-if /i "%1"=="test-all" set test_args=%test_args% sequential parallel message gc internet pummel&buildnodeweak1=1&set jslint=1&goto arg-ok
+if /i "%1"=="test-all" set test_args=%test_args% sequential parallel message gc internet pummel&set buildnodeweak=1&set jslint=1&goto arg-ok
if /i "%1"=="jslint" set jslint=1&goto arg-ok
if /i "%1"=="msi" set msi=1&set licensertf=1&goto arg-ok
if /i "%1"=="small-icu" set i18n_arg=%1&goto arg-ok