# These environment avariables must be explicitly set to be
# empty, otherwise the CLooG test harness does not run correctly.
--- test/checker.sh	2014-12-08 02:05:37.000000000 -0800
+++ test/checker.sh	2015-07-23 10:01:46.415187505 -0700
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash --noprofile
 #
 #   /**-------------------------------------------------------------------**
 #    **                              CLooG                                **
@@ -35,6 +35,20 @@
 # *                                                                           *
 # *****************************************************************************/
 
+set -o posix
+export PATH="/usr/gnu/bin:/usr/bin:.:/usr/sbin"
+#
+# Avoid "unbound variable" error messages from bash.
+#
+export EXEEXT=""
+export TEST_NAME=""
+export TEST_FILES=""
+export TEST_GLOBAL_OPTIONS=""
+export TEST_INPUT_EXTENSION=""
+export TEST_OUTPUT_EXTENSION=""
+export TEST_TYPE=""
+export LD_LIBRARY_PATH=""
+
 # This is the main test script of CLooG. It checks that CLooG generates
 # a convenient output for an input set of tests, according to some
 # parameters (see below). Two checking policies are possible: simply
@@ -67,6 +81,9 @@
                            ## - "run" if the checking policy is to generate,
                            ##   compile and run, generate only otherwise
 
+export TEST_NAME TEST_FILES TEST_GLOBAL_OPTIONS TEST_INPUT_EXTENSION \
+  TEST_OUTPUT_EXTENSION TEST_TYPE
+
 failedtest=0;
 cloog=$top_builddir/cloog$EXEEXT
 echo "             /*-----------------------------------------------*"