45d9a2b5bf
Fixes: http://autobuild.buildroot.net/results/dc2302844a1d274e63da72023b6fd7be993f97b7 Signed-off-by: Valentin Korenblit <valentinkorenblit@gmail.com> Signed-off-by: Thomas Petazzoni <thomas.petazzoni@bootlin.com>
106 lines
3.8 KiB
Makefile
106 lines
3.8 KiB
Makefile
################################################################################
|
|
#
|
|
# clang
|
|
#
|
|
################################################################################
|
|
|
|
CLANG_VERSION = 8.0.0
|
|
CLANG_SITE = http://llvm.org/releases/$(CLANG_VERSION)
|
|
CLANG_SOURCE = cfe-$(CLANG_VERSION).src.tar.xz
|
|
CLANG_LICENSE = NCSA
|
|
CLANG_LICENSE_FILES = LICENSE.TXT
|
|
CLANG_SUPPORTS_IN_SOURCE_BUILD = NO
|
|
CLANG_INSTALL_STAGING = YES
|
|
|
|
HOST_CLANG_DEPENDENCIES = host-llvm host-libxml2
|
|
CLANG_DEPENDENCIES = llvm host-clang
|
|
|
|
# LLVM >= 9.0 will soon require C++14 support, building llvm 8.x using a
|
|
# toolchain using gcc < 5.1 gives an error but actually still works. Setting
|
|
# this option makes it still build with gcc >= 4.8.
|
|
# https://reviews.llvm.org/D57264
|
|
HOST_CLANG_CONF_OPTS += -DLLVM_TEMPORARILY_ALLOW_OLD_TOOLCHAIN=ON
|
|
CLANG_CONF_OPTS += -DLLVM_TEMPORARILY_ALLOW_OLD_TOOLCHAIN=ON
|
|
|
|
# This option is needed, otherwise multiple shared libs
|
|
# (libclangAST.so, libclangBasic.so, libclangFrontend.so, etc.) will
|
|
# be generated. As a final shared lib containing all these components
|
|
# (libclang.so) is also generated, this resulted in the following
|
|
# error when trying to use tools that use libclang:
|
|
# $ CommandLine Error: Option 'track-memory' registered more than once!
|
|
# $ LLVM ERROR: inconsistency in registered CommandLine options
|
|
# By setting BUILD_SHARED_LIBS to OFF, we generate multiple static
|
|
# libraries (the same way as host's clang build) and finally
|
|
# libclang.so to be installed on the target.
|
|
CLANG_CONF_OPTS += -DBUILD_SHARED_LIBS=OFF
|
|
|
|
# Default is Debug build, which requires considerably more disk space
|
|
# and build time. Release build is selected for host and target
|
|
# because the linker can run out of memory in Debug mode.
|
|
HOST_CLANG_CONF_OPTS += -DCMAKE_BUILD_TYPE=Release
|
|
CLANG_CONF_OPTS += -DCMAKE_BUILD_TYPE=Release
|
|
|
|
CLANG_CONF_OPTS += -DCMAKE_CROSSCOMPILING=1
|
|
|
|
# We need to build tools because libclang is a tool
|
|
HOST_CLANG_CONF_OPTS += -DCLANG_BUILD_TOOLS=ON
|
|
CLANG_CONF_OPTS += -DCLANG_BUILD_TOOLS=ON
|
|
|
|
HOST_CLANG_CONF_OPTS += \
|
|
-DCLANG_BUILD_EXAMPLES=OFF \
|
|
-DCLANG_INCLUDE_DOCS=OFF \
|
|
-DCLANG_INCLUDE_TESTS=OFF
|
|
|
|
CLANG_CONF_OPTS += \
|
|
-DCLANG_BUILD_EXAMPLES=OFF \
|
|
-DCLANG_INCLUDE_DOCS=OFF \
|
|
-DCLANG_INCLUDE_TESTS=OFF
|
|
|
|
HOST_CLANG_CONF_OPTS += -DLLVM_DIR=$(HOST_DIR)/lib/cmake/llvm \
|
|
-DCLANG_DEFAULT_LINKER=$(TARGET_LD)
|
|
CLANG_CONF_OPTS += -DLLVM_DIR=$(STAGING_DIR)/usr/lib/cmake/llvm \
|
|
-DCLANG_TABLEGEN:FILEPATH=$(HOST_DIR)/bin/clang-tblgen \
|
|
-DLLVM_TABLEGEN_EXE:FILEPATH=$(HOST_DIR)/bin/llvm-tblgen
|
|
|
|
# Clang can't be used as compiler on the target since there are no
|
|
# development files (headers) and other build tools. So remove clang
|
|
# binaries and some other unnecessary files from target.
|
|
CLANG_FILES_TO_REMOVE = \
|
|
/usr/bin/clang* \
|
|
/usr/bin/c-index-test \
|
|
/usr/bin/git-clang-format \
|
|
/usr/bin/scan-build \
|
|
/usr/bin/scan-view \
|
|
/usr/libexec/c++-analyzer \
|
|
/usr/libexec/ccc-analyzer \
|
|
/usr/share/clang \
|
|
/usr/share/opt-viewer \
|
|
/usr/share/scan-build \
|
|
/usr/share/scan-view \
|
|
/usr/share/man/man1/scan-build.1 \
|
|
/usr/lib/clang
|
|
|
|
define CLANG_CLEANUP_TARGET
|
|
rm -rf $(addprefix $(TARGET_DIR),$(CLANG_FILES_TO_REMOVE))
|
|
endef
|
|
CLANG_POST_INSTALL_TARGET_HOOKS += CLANG_CLEANUP_TARGET
|
|
|
|
# clang-tblgen is not installed by default, however it is necessary
|
|
# for cross-compiling clang
|
|
define HOST_CLANG_INSTALL_CLANG_TBLGEN
|
|
$(INSTALL) -D -m 0755 $(HOST_CLANG_BUILDDIR)/bin/clang-tblgen \
|
|
$(HOST_DIR)/bin/clang-tblgen
|
|
endef
|
|
HOST_CLANG_POST_INSTALL_HOOKS = HOST_CLANG_INSTALL_CLANG_TBLGEN
|
|
|
|
# This option must be enabled to link libclang dynamically against libLLVM.so
|
|
HOST_CLANG_CONF_OPTS += -DLLVM_LINK_LLVM_DYLIB=ON
|
|
CLANG_CONF_OPTS += -DLLVM_LINK_LLVM_DYLIB=ON
|
|
|
|
# Prevent clang binaries from linking against LLVM static libs
|
|
HOST_CLANG_CONF_OPTS += -DLLVM_DYLIB_COMPONENTS=all
|
|
CLANG_CONF_OPTS += -DLLVM_DYLIB_COMPONENTS=all
|
|
|
|
$(eval $(cmake-package))
|
|
$(eval $(host-cmake-package))
|