tests: Disable qht-bench parallel test when using gprof

This test is failing on the Travis CI [*] since some time now,
disable it until it get fixed.

[*] https://travis-ci.org/qemu/qemu/builds/474821674



Signed-off-by: Philippe Mathieu-Daudé <philmd@redhat.com>
Message-Id: <20190103150951.17592-3-philmd@redhat.com>
Signed-off-by: Eduardo Habkost <ehabkost@redhat.com>

configure

@@ -7490,6 +7490,7 @@ alpha)
 esac
 
 if test "$gprof" = "yes" ; then
+  echo "CONFIG_GPROF=y" >> $config_host_mak
   echo "TARGET_GPROF=y" >> $config_target_mak
   if test "$target_linux_user" = "yes" ; then
     cflags="-p $cflags"

tests/Makefile.include

@@ -88,7 +88,8 @@ check-unit-y += tests/test-rcu-simpleq$(EXESUF)
 check-unit-y += tests/test-rcu-tailq$(EXESUF)
 check-unit-y += tests/test-qdist$(EXESUF)
 check-unit-y += tests/test-qht$(EXESUF)
-check-unit-y += tests/test-qht-par$(EXESUF)
+# FIXME: {test-qht-par + gprof} often break on Travis CI
+check-unit-$(call lnot,$(CONFIG_GPROF)) += tests/test-qht-par$(EXESUF)
 check-unit-y += tests/test-bitops$(EXESUF)
 check-unit-y += tests/test-bitcnt$(EXESUF)
 check-unit-y += tests/test-qdev-global-props$(EXESUF)