[PATCH 1/3] tools lib api: Fix make DEBUG=1 build

From: Jiri Olsa
Date: Fri Sep 08 2017 - 04:46:33 EST


Do not use -D_FORTIFY_SOURCE=2 for DEBUG build as it seems to
mess up with debuginfo, which results in bad gdb experience.

We already do that for perf.

Link: http://lkml.kernel.org/n/tip-mfg2ly8i01dyx1tku813b3wt@xxxxxxxxxxxxxx
Signed-off-by: Jiri Olsa <jolsa@xxxxxxxxxx>
---
tools/lib/api/Makefile | 8 +++++++-
1 file changed, 7 insertions(+), 1 deletion(-)

diff --git a/tools/lib/api/Makefile b/tools/lib/api/Makefile
index 4563ba7ede6f..1e83e3c07448 100644
--- a/tools/lib/api/Makefile
+++ b/tools/lib/api/Makefile
@@ -17,13 +17,19 @@ MAKEFLAGS += --no-print-directory
LIBFILE = $(OUTPUT)libapi.a

CFLAGS := $(EXTRA_WARNINGS) $(EXTRA_CFLAGS)
-CFLAGS += -ggdb3 -Wall -Wextra -std=gnu99 -U_FORTIFY_SOURCE -D_FORTIFY_SOURCE=2 -fPIC
+CFLAGS += -ggdb3 -Wall -Wextra -std=gnu99 -U_FORTIFY_SOURCE -fPIC

+ifeq ($(DEBUG),0)
ifeq ($(CC_NO_CLANG), 0)
CFLAGS += -O3
else
CFLAGS += -O6
endif
+endif
+
+ifeq ($(DEBUG),0)
+ CFLAGS += -D_FORTIFY_SOURCE
+endif

# Treat warnings as errors unless directed not to
ifneq ($(WERROR),0)
--
2.9.5