From: Joel Stanley <joel@jms.id.au>
To: Michael Ellerman <mpe@ellerman.id.au>,
Nick Desaulniers <ndesaulniers@google.com>
Cc: Masahiro Yamada <yamada.masahiro@socionext.com>,
Michal Marek <michal.lkml@markovi.net>,
linux-kbuild@vger.kernel.org, linux-kernel@vger.kernel.org,
linuxppc-dev@lists.ozlabs.org
Subject: [PATCH 2/2] powerpc/boot: Set target when cross-compiling for clang
Date: Mon, 5 Nov 2018 09:41:33 +1030 [thread overview]
Message-ID: <20181104231133.30848-3-joel@jms.id.au> (raw)
In-Reply-To: <20181104231133.30848-1-joel@jms.id.au>
Clang needs to be told which target it is building for when cross
compiling.
Link: https://github.com/ClangBuiltLinux/linux/issues/259
Signed-off-by: Joel Stanley <joel@jms.id.au>
---
arch/powerpc/boot/Makefile | 7 +++++++
1 file changed, 7 insertions(+)
diff --git a/arch/powerpc/boot/Makefile b/arch/powerpc/boot/Makefile
index 39354365f54a..8fdb1890f09a 100644
--- a/arch/powerpc/boot/Makefile
+++ b/arch/powerpc/boot/Makefile
@@ -55,6 +55,13 @@ BOOTAFLAGS := -D__ASSEMBLY__ $(BOOTCFLAGS) -traditional -nostdinc
BOOTARFLAGS := -cr$(KBUILD_ARFLAGS)
+ifdef CONFIG_CC_IS_CLANG
+BOOTCFLAGS += $(CLANG_TARGET) $(CLANG_GCC_TC) $(CLANG_PREFIX)
+BOOTAFLAGS += $(CLANG_TARGET) $(CLANG_GCC_TC) $(CLANG_PREFIX)
+BOOTCFLAGS += $(call cc-option, -no-integrated-as)
+BOOTAFLAGS += $(call cc-option, -no-integrated-as)
+endif
+
ifdef CONFIG_DEBUG_INFO
BOOTCFLAGS += -g
endif
--
2.19.1
next prev parent reply other threads:[~2018-11-04 23:12 UTC|newest]
Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-11-04 23:11 [PATCH 0/2] poewrpc/Boot: Fix cross compiling with clang Joel Stanley
2018-11-04 23:11 ` [PATCH 1/2] Makefile: Export clang toolchain variables Joel Stanley
2018-11-05 0:10 ` Daniel Axtens
2018-11-05 2:52 ` Masahiro Yamada
2018-11-04 23:11 ` Joel Stanley [this message]
2018-11-05 0:11 ` [PATCH 2/2] powerpc/boot: Set target when cross-compiling for clang Daniel Axtens
2018-11-05 22:37 ` [PATCH 0/2] poewrpc/Boot: Fix cross compiling with clang Nick Desaulniers
2018-11-06 0:36 ` Joel Stanley
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