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perf tools: Move QUIET_STDERR def to before first use 

QUIET_STDERR is used when detecting if -fstack-protector-all can
be used.

Noticed while building the perf tools on a Debian PARISC64
machine.

Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Cc: Frédéric Weisbecker <fweisbec@gmail.com>
Cc: Mike Galbraith <efault@gmx.de>
Cc: Peter Zijlstra <a.p.zijlstra@chello.nl>
Cc: Paul Mackerras <paulus@samba.org>
LKML-Reference: <1263293910-8484-1-git-send-email-acme@infradead.org>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
This commit is contained in:
Arnaldo Carvalho de Melo 2010-01-12 08:58:29 -02:00 committed by Ingo Molnar
parent c2c5d45d46
commit 830395188f
1 changed files with 6 additions and 5 deletions
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11
tools/perf/Makefile
View File

@ -250,6 +250,12 @@ PTHREAD_LIBS = -lpthread
# explicitly what architecture to check for. Fix this up for yours..
SPARSE_FLAGS = -D__BIG_ENDIAN__ -D__powerpc__
ifeq ($(V), 2)
QUIET_STDERR = ">/dev/null"
else
QUIET_STDERR = ">/dev/null 2>&1"
endif
ifeq ($(shell sh -c "echo 'int foo(void) {char X[2]; return 3;}' | $(CC) -x c -c -Werror -fstack-protector-all - -o /dev/null "$(QUIET_STDERR)" && echo y"), y)
CFLAGS := $(CFLAGS) -fstack-protector-all
endif
@ -451,11 +457,6 @@ BUILTIN_OBJS += builtin-kmem.o
PERFLIBS = $(LIB_FILE)
ifeq ($(V), 2)
QUIET_STDERR = ">/dev/null"
else
QUIET_STDERR = ">/dev/null 2>&1"
endif
#
# Platform specific tweaks
#