make/common/FindTests.gmk

@@ -50,13 +50,14 @@
  # use include to get at the contents instead of expensive shell calls. We are
  # looking for the "groups" property in each file.
  JTREG_ROOT_FILES := $(addsuffix /TEST.ROOT, $(JTREG_TESTROOTS))
  JTREG_GROUP_FILES :=
  $(foreach root, $(JTREG_TESTROOTS), \
-   $(eval include $(root)/TEST.ROOT) \
-   $(eval $(root)_JTREG_GROUP_FILES := $$(addprefix $(root)/, $$(groups))) \
-   $(eval JTREG_GROUP_FILES += $$($(root)_JTREG_GROUP_FILES)) \
+   $(if $(wildcard $(root)/TEST.ROOT), \
+     $(eval include $(root)/TEST.ROOT) \
+     $(eval $(root)_JTREG_GROUP_FILES := $$(addprefix $(root)/, $$(groups))) \
+     $(eval JTREG_GROUP_FILES += $$($(root)_JTREG_GROUP_FILES))) \
  )
  
  # Cache the expensive to calculate test names in a generated makefile.
  FIND_TESTS_CACHE_FILE := $(MAKESUPPORT_OUTPUTDIR)/find-tests.gmk