https://gcc.gnu.org/bugzilla/show_bug.cgi?id=69329
--- Comment #3 from Mikhail Maltsev <miyuki at gcc dot gnu.org> --- (In reply to Jakub Jelinek from comment #2) > That is just weird and I can't reproduce it. Somehow these two failures disappeared after rebuild. > That said, perhaps it would be > better to only propagate LSAN_OPTIONS down if it is set. So replace > "LSAN_OPTIONS=$(LSAN_OPTIONS)" with > "$(if $(LSAN_OPTIONS),LSAN_OPTIONS=$(LSAN_OPTIONS))" > in both spots? Probably it should be something like $(if $(LSAN_OPTIONS),LSAN_OPTIONS="$(LSAN_OPTIONS)") because if I quote the whole condition, make says "make: *** empty string invalid as file name". I'm currently testing this patch and will submit it to gcc-patches after tests finish.