enable phpdbg for the travis build, and also run the testsuite for it

Author: Tyrael

.travis.yml

@@ -32,4 +32,6 @@ before_script:
     - . ./travis/ext/pdo_pgsql/setup.sh
 
 # Run PHPs run-tests.php 
-script: ./sapi/cli/php run-tests.php -p `pwd`/sapi/cli/php -g "FAIL,XFAIL,BORK,WARN,LEAK,SKIP" --show-diff --set-timeout 120
+script:
+    - ./sapi/cli/php run-tests.php -p `pwd`/sapi/cli/php -g "FAIL,XFAIL,BORK,WARN,LEAK,SKIP" --show-diff --set-timeout 120
+    - ./sapi/cli/php sapi/phpdbg/tests/run-tests.php -diff2stdout --phpdbg sapi/phpdbg/phpdbg

travis/compile.sh

@@ -47,5 +47,6 @@ $TS \
 --with-bz2 \
 --with-openssl \
 --with-gmp \
---enable-bcmath
+--enable-bcmath \
+--enable-phpdbg
 make --quiet