After carefully reading through the diff between 3.20.2 and 3.20.0, u…

…se the latter

.travis.yml

@@ -16,7 +16,7 @@ matrix:
 before_script:
   - curl -sSL https://dl.bintray.com/xp-runners/generic/xp-run-master.sh > xp-run
   - echo "test.xar" > composer.pth
-  - if [ -f /etc/hhvm/php.ini ] ; then echo "hhvm.php7.all = 1" | sudo tee -a /etc/hhvm/php.ini ; fi
+  - if [ -f /etc/hhvm/php.ini ] ; then (echo "hhvm.php7.all = 1"; echo "hhvm.hack.lang.look_for_typechecker = 0") | sudo tee -a /etc/hhvm/php.ini ; fi
 
 script:
   - (EXCD=0; for i in `ls -1 src/test/config/unittest/*.ini`; do echo "---> $i"; sh xp-run xp.unittest.Runner $i; RES=$?; if [ $RES -ne 0 ]; then EXCD=$RES; fi; done; exit $EXCD;)

ChangeLog.md

@@ -5,7 +5,7 @@ XP Framework Core ChangeLog
 
 ### Heads up!
 
-* Minimum HHVM version required is now **3.20.2**, see issue #176.
+* Minimum HHVM version required is now **3.20**, see issue #176.
   (@thekid)
 * Deprecated `package-info.xp` files previously used for documentation
   purposes. Packages have been split into libraries with their own repos,

README.md

@@ -4,7 +4,7 @@ XP Framework Core
 [![Build status on AppVeyor](https://ci.appveyor.com/api/projects/status/bb9gkkq1o7f6m2ns?svg=true)](https://ci.appveyor.com/project/thekid/core)
 [![BSD Licence](https://raw.githubusercontent.com/xp-framework/web/master/static/licence-bsd.png)](https://github.com/xp-framework/core/blob/master/LICENCE.md)
 [![Requires PHP 7.0+](https://raw.githubusercontent.com/xp-framework/web/master/static/php-7_0plus.png)](http://php.net/)
-[![Supports HHVM 3.20.2+](https://raw.githubusercontent.com/xp-framework/web/master/static/hhvm-3_20_2plus.png)](http://hhvm.com/)
+[![Supports HHVM 3.20+](https://raw.githubusercontent.com/xp-framework/web/master/static/hhvm-3_20plus.png)](http://hhvm.com/)
 [![Latest Stable Version](https://poser.pugx.org/xp-framework/core/version.png)](https://packagist.org/packages/xp-framework/core)
 
 This is the XP Framework's development checkout. 

src/main/php/__xp.php

@@ -4,8 +4,8 @@
   throw new \Exception('This version of the XP Framework requires PHP 7.0.0+, have PHP '.PHP_VERSION);
 }
 if (defined('HHVM_VERSION_ID')) {
-  if (HHVM_VERSION_ID < 32002) {
-    throw new \Exception('This version of the XP Framework requires HHVM 3.20.2+, have HHVM '.HHVM_VERSION);
+  if (HHVM_VERSION_ID < 32000) {
+    throw new \Exception('This version of the XP Framework requires HHVM 3.20+, have HHVM '.HHVM_VERSION);
   } else if (!ini_get('hhvm.php7.all')) {
     throw new \Exception('This version of the XP Framework requires hhvm.php7.all to be set to 1');
   }