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| author | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2018-10-11 19:23:07 +0200 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2018-10-11 19:23:07 +0200 |
| commit | e5337178f7023bd06a39c06e1fab88817559c0f3 (patch) | |
| tree | 04e9e9a0c674e0f9bab9102d02c269177406ac5c /Makefile | |
| parent | 834d3cd294abd9ad81c6cbaefdda28aa491ceb06 (diff) | |
| parent | 5318321d367c21ca1fe9eb00caefc239c938750a (diff) | |
| download | linux-e5337178f7023bd06a39c06e1fab88817559c0f3.tar.bz2 | |
Merge tag 'kbuild-fixes-v4.19-2' of git://git.kernel.org/pub/scm/linux/kernel/git/masahiroy/linux-kbuild
Masahiro writes:
"Kbuild fixes for v4.19 (2nd)
- Fix warnings from recordmcount.pl when building with Clang
- Allow Clang to use GNU toolchains correctly
- Disable CONFIG_SAMPLES for UML to avoid build error"
* tag 'kbuild-fixes-v4.19-2' of git://git.kernel.org/pub/scm/linux/kernel/git/masahiroy/linux-kbuild:
samples: disable CONFIG_SAMPLES for UML
kbuild: allow to use GCC toolchain not in Clang search path
ftrace: Build with CPPFLAGS to get -Qunused-arguments
Diffstat (limited to 'Makefile')
| -rw-r--r-- | Makefile | 8 |
1 files changed, 5 insertions, 3 deletions
@@ -483,13 +483,15 @@ endif ifeq ($(cc-name),clang) ifneq ($(CROSS_COMPILE),) CLANG_TARGET := --target=$(notdir $(CROSS_COMPILE:%-=%)) -GCC_TOOLCHAIN := $(realpath $(dir $(shell which $(LD)))/..) +GCC_TOOLCHAIN_DIR := $(dir $(shell which $(LD))) +CLANG_PREFIX := --prefix=$(GCC_TOOLCHAIN_DIR) +GCC_TOOLCHAIN := $(realpath $(GCC_TOOLCHAIN_DIR)/..) endif ifneq ($(GCC_TOOLCHAIN),) CLANG_GCC_TC := --gcc-toolchain=$(GCC_TOOLCHAIN) endif -KBUILD_CFLAGS += $(CLANG_TARGET) $(CLANG_GCC_TC) -KBUILD_AFLAGS += $(CLANG_TARGET) $(CLANG_GCC_TC) +KBUILD_CFLAGS += $(CLANG_TARGET) $(CLANG_GCC_TC) $(CLANG_PREFIX) +KBUILD_AFLAGS += $(CLANG_TARGET) $(CLANG_GCC_TC) $(CLANG_PREFIX) KBUILD_CFLAGS += $(call cc-option, -no-integrated-as) KBUILD_AFLAGS += $(call cc-option, -no-integrated-as) endif |