[PATCH 1/3] build: don't overwrite DISTCLEAN in performance-test

[David Bremner]

This might have worked once for some fixed order of including
makefiles, but it is clearly wrong now.
---
 performance-test/Makefile.local | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/performance-test/Makefile.local b/performance-test/Makefile.local
index d97e56d..cbea2d3 100644
--- a/performance-test/Makefile.local
+++ b/performance-test/Makefile.local
@@ -40,4 +40,4 @@ download-corpus:
 	wget -O ${TXZFILE} ${DEFAULT_URL}
 
 CLEAN := $(CLEAN) $(dir)/tmp.* $(dir)/log.*
-DISTCLEAN := $(dir)/corpus $(dir)/notmuch.cache.*
+DISTCLEAN := $(DISTCLEAN) $(dir)/corpus $(dir)/notmuch.cache.*
-- 
1.9.2