Message ID | 1540124495-63551-1-git-send-email-matthew.weber@rockwellcollins.com |
---|---|
State | Accepted |
Headers | show |
Series | [v2] package/clang: default linker to the cross GNU | expand |
Hello, On Sun, 21 Oct 2018 07:21:35 -0500, Matt Weber wrote: > By default clang is assuming the system linker /usr/bin/ld. This > patchset updates the default to point at the cross toolchain ld. > > Previously clang had been used on target only, this update is > required for host clang/clang++ to be used as a frontend for > cross-compiling. > > Example build command: > > output/host/bin/clang++ -mcpu=cortex-a53 \ > --sysroot /<abs path>/output/staging/ \ > -B /<abs path>/output/host/opt/ext-toolchain/ \ > foobar.cc -o foobar > > Cc: Valentin Korenblit <valentinkorenblit@gmail.com> > Reviewed-by: Romain Naour <romain.naour@gmail.com> > Signed-off-by: Matthew Weber <matthew.weber@rockwellcollins.com> > --- > Changes > v1 -> v2 > [Romain > - Added example build command in commit description as example > for an eventual wrapper > - Moved setting of ld path option to be with other path assignments > --- > package/clang/clang.mk | 3 ++- > 1 file changed, 2 insertions(+), 1 deletion(-) Applied to master, thanks. Thomas
diff --git a/package/clang/clang.mk b/package/clang/clang.mk index 52e0b98..f9d4ae3 100644 --- a/package/clang/clang.mk +++ b/package/clang/clang.mk @@ -49,7 +49,8 @@ CLANG_CONF_OPTS += \ -DCLANG_INCLUDE_DOCS=OFF \ -DCLANG_INCLUDE_TESTS=OFF -HOST_CLANG_CONF_OPTS += -DLLVM_CONFIG:FILEPATH=$(HOST_DIR)/bin/llvm-config +HOST_CLANG_CONF_OPTS += -DLLVM_CONFIG:FILEPATH=$(HOST_DIR)/bin/llvm-config \ + -DCLANG_DEFAULT_LINKER=$(TARGET_LD) CLANG_CONF_OPTS += -DLLVM_CONFIG:FILEPATH=$(STAGING_DIR)/usr/bin/llvm-config \ -DCLANG_TABLEGEN:FILEPATH=$(HOST_DIR)/bin/clang-tblgen \ -DLLVM_TABLEGEN_EXE:FILEPATH=$(HOST_DIR)/bin/llvm-tblgen