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authorArnaldo Carvalho de Melo <acme@redhat.com>2012-05-24 14:48:39 -0300
committerArnaldo Carvalho de Melo <acme@redhat.com>2012-05-24 14:48:39 -0300
commita83eb3ea97efbc891b2f67e91329638cd4e21622 (patch)
treed8afa75957d902d391c1be3c60de5029a0e5d769
parenteaec12d7f526694f24d581a4ad23de6ce0315cd2 (diff)
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perf tools: Do not use _FORTIFY_SOURCE when DEBUG=1 is specified
As: make DEBUG=1 -C tools/perf disables optimizations and _FORTIFY_SOURCE in recent distros requires optimizations to be enabled, seen on a Fedora 17 system: [acme@Fedora17 linux]$ make DEBUG=1 O=/home/acme/git/build/perf/ -C tools/perf install In file included from /usr/include/sys/types.h:26:0, from /usr/include/libelf.h:53, from /usr/include/gelf.h:53, from /usr/include/elfutils/libdw.h:53, from <stdin>:2: /usr/include/features.h:314:4: error: #warning _FORTIFY_SOURCE requires compiling with optimization (-O) [-Werror=cpp Cc: David Ahern <dsahern@gmail.com> Cc: Frederic Weisbecker <fweisbec@gmail.com> Cc: Mike Galbraith <efault@gmx.de> Cc: Namhyung Kim <namhyung@gmail.com> Cc: Paul Mackerras <paulus@samba.org> Cc: Peter Zijlstra <peterz@infradead.org> Cc: Stephane Eranian <eranian@google.com> Link: http://lkml.kernel.org/n/tip-4ccyiebqju4uatm31ky7725b@git.kernel.org Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
-rw-r--r--tools/perf/Makefile4
1 files changed, 2 insertions, 2 deletions
diff --git a/tools/perf/Makefile b/tools/perf/Makefile
index 1d3d513..0eee64c 100644
--- a/tools/perf/Makefile
+++ b/tools/perf/Makefile
@@ -80,7 +80,7 @@ ifeq ("$(origin DEBUG)", "command line")
PERF_DEBUG = $(DEBUG)
endif
ifndef PERF_DEBUG
- CFLAGS_OPTIMIZE = -O6
+ CFLAGS_OPTIMIZE = -O6 -D_FORTIFY_SOURCE=2
endif
ifdef PARSER_DEBUG
@@ -89,7 +89,7 @@ ifdef PARSER_DEBUG
PARSER_DEBUG_CFLAGS := -DPARSER_DEBUG
endif
-CFLAGS = -fno-omit-frame-pointer -ggdb3 -Wall -Wextra -std=gnu99 $(CFLAGS_WERROR) $(CFLAGS_OPTIMIZE) -D_FORTIFY_SOURCE=2 $(EXTRA_WARNINGS) $(EXTRA_CFLAGS) $(PARSER_DEBUG_CFLAGS)
+CFLAGS = -fno-omit-frame-pointer -ggdb3 -Wall -Wextra -std=gnu99 $(CFLAGS_WERROR) $(CFLAGS_OPTIMIZE) $(EXTRA_WARNINGS) $(EXTRA_CFLAGS) $(PARSER_DEBUG_CFLAGS)
EXTLIBS = -lpthread -lrt -lelf -lm
ALL_CFLAGS = $(CFLAGS) -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -D_GNU_SOURCE
ALL_LDFLAGS = $(LDFLAGS)
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