parrot bisection script

bin/parrot-bisect.sh

@@ -0,0 +1,22 @@
+#!/bin/sh
+rm -rf installed_parrot
+if ["$CC" -eq ""]; then
+    CC=cc
+fi
+
+ccache --version
+
+if [ $? -eq 0 ]; then
+    CC="ccache $CC"
+fi
+
+rm -rf "$PWD/installed_parrot"
+
+make realclean
+perl Configure.pl \
+--cc="$CC"    \
+--ccflags=-g  \
+--prefix="$PWD/installed_parrot" && \
+make -j $TEST_JOBS    || exit 125 # this skips broken builds
+parrot t/library/pg.t || exit 1 # does the test case passes ?
+