diff --git a/php/tests/gdb_test.sh b/php/tests/gdb_test.sh
new file mode 100755
index 0000000..36fa31b
--- /dev/null
+++ b/php/tests/gdb_test.sh
@@ -0,0 +1,18 @@
+#!/bin/bash
+
+VERSION=$1
+
+export PATH=/usr/local/php-$VERSION/bin:$PATH
+export C_INCLUDE_PATH=/usr/local/php-$VERSION/include/php/main:/usr/local/php-$VERSION/include/php:$C_INCLUDE_PATH
+export CPLUS_INCLUDE_PATH=/usr/local/php-$VERSION/include/php/main:/usr/local/php-$VERSION/include/php:$CPLUS_INCLUDE_PATH
+
+php -i | grep "Configuration"
+
+# gdb --args php -dextension=../ext/google/protobuf/modules/protobuf.so `which
+# phpunit` --bootstrap autoload.php tmp_test.php
+#
+gdb --args php -dextension=../ext/google/protobuf/modules/protobuf.so `which phpunit` --bootstrap autoload.php generated_class_test.php
+#
+# gdb --args php -dextension=../ext/google/protobuf/modules/protobuf.so memory_leak_test.php
+#
+# USE_ZEND_ALLOC=0 valgrind --leak-check=yes php -dextension=../ext/google/protobuf/modules/protobuf.so memory_leak_test.php