From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail-pl0-f66.google.com ([209.85.160.66]:46631 "EHLO mail-pl0-f66.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1756148AbeDKUEt (ORCPT ); Wed, 11 Apr 2018 16:04:49 -0400 Received: by mail-pl0-f66.google.com with SMTP id 59-v6so2166886plc.13 for ; Wed, 11 Apr 2018 13:04:49 -0700 (PDT) From: Laura Abbott Subject: [PATCHv2] objtool: Support HOSTCFLAGS and HOSTLDFLAGS Date: Wed, 11 Apr 2018 13:04:32 -0700 Message-Id: <20180411200432.3493-1-labbott@redhat.com> Sender: linux-kbuild-owner@vger.kernel.org List-ID: To: Josh Poimboeuf , Masahiro Yamada Cc: Laura Abbott , linux-kernel@vger.kernel.org, linux-kbuild@vger.kernel.org It may be useful to compile host programs with different flags (e.g. hardening). Ensure that objtool picks up the appropriate flags. Signed-off-by: Laura Abbott --- v2: Drop several flags that are already defined in HOSTCFLAGS --- tools/objtool/Makefile | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/tools/objtool/Makefile b/tools/objtool/Makefile index e6acc281dd37..7df979ae4573 100644 --- a/tools/objtool/Makefile +++ b/tools/objtool/Makefile @@ -31,8 +31,8 @@ INCLUDES := -I$(srctree)/tools/include \ -I$(srctree)/tools/arch/$(HOSTARCH)/include/uapi \ -I$(srctree)/tools/objtool/arch/$(ARCH)/include WARNINGS := $(EXTRA_WARNINGS) -Wno-switch-default -Wno-switch-enum -Wno-packed -CFLAGS += -Wall -Werror $(WARNINGS) -fomit-frame-pointer -O2 -g $(INCLUDES) -LDFLAGS += -lelf $(LIBSUBCMD) +CFLAGS += -Werror $(WARNINGS) $(HOSTCFLAGS) -g $(INCLUDES) +LDFLAGS += -lelf $(LIBSUBCMD) $(HOSTLDFLAGS) # Allow old libelf to be used: elfshdr := $(shell echo '\#include ' | $(CC) $(CFLAGS) -x c -E - | grep elf_getshdr) -- 2.14.3