[tip:perf/core] perf tools: Fix non-debug build

[tip-bot for Adrian Hunter]

Commit-ID:  74af377bc25dd9ebcb0be12836abb6b401b5dd08
Gitweb:     http://git.kernel.org/tip/74af377bc25dd9ebcb0be12836abb6b401b5dd08
Author:     Adrian Hunter <adrian.hunter@xxxxxxxxx>
AuthorDate: Tue, 22 Oct 2013 10:34:05 +0300
Committer:  Arnaldo Carvalho de Melo <acme@xxxxxxxxxx>
CommitDate: Wed, 23 Oct 2013 11:07:14 -0300

perf tools: Fix non-debug build

In the absence of s DEBUG variable definition on the command line perf
tools was building without optimization.  Fix by assigning DEBUG if it
is not defined.

Signed-off-by: Adrian Hunter <adrian.hunter@xxxxxxxxx>
Cc: David Ahern <dsahern@xxxxxxxxx>
Cc: Frederic Weisbecker <fweisbec@xxxxxxxxx>
Cc: Ingo Molnar <mingo@xxxxxxxxxx>
Cc: Jiri Olsa <jolsa@xxxxxxxxxx>
Cc: Mike Galbraith <efault@xxxxxx>
Cc: Namhyung Kim <namhyung@xxxxxxxxx>
Cc: Paul Mackerras <paulus@xxxxxxxxx>
Cc: Peter Zijlstra <a.p.zijlstra@xxxxxxxxx>
Cc: Stephane Eranian <eranian@xxxxxxxxxx>
Link: http://lkml.kernel.org/r/1382427258-17495-2-git-send-email-adrian.hunter@xxxxxxxxx
Signed-off-by: Arnaldo Carvalho de Melo <acme@xxxxxxxxxx>
---
 tools/perf/config/Makefile | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/tools/perf/config/Makefile b/tools/perf/config/Makefile
index c516d6b..543aa95 100644
--- a/tools/perf/config/Makefile
+++ b/tools/perf/config/Makefile
@@ -66,6 +66,10 @@ ifneq ($(WERROR),0)
   CFLAGS += -Werror
 endif
 
+ifndef DEBUG
+  DEBUG := 0
+endif
+
 ifeq ($(DEBUG),0)
   CFLAGS += -O6
 endif
--
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