clang: Fix nativesdk builds to use clang-native

- User lld for linking nativesdk-clang
- Enable LTO to build nativesdk-clang
- Use -static-libgcc when using gold/lld for nativesdk clang build
- Use llvm wrappers for ar ranlib and nm to help LTO
- Package and create cross versions of lld

Signed-off-by: Khem Raj <raj.khem@gmail.com>

1 files changed, 4 insertions, 0 deletions

diff --git a/classes/cmake-native.bbclass b/classes/cmake-native.bbclass
index 911476e..7cdb89d 100644
--- a/classes/cmake-native.bbclass
+++ b/classes/cmake-native.bbclass
@@ -5,6 +5,8 @@ CCACHE = ""
 OECMAKE_NATIVE_C_COMPILER ?= "`echo ${BUILD_CC} | sed 's/^\([^ ]*\).*/\1/'`"
 OECMAKE_NATIVE_CXX_COMPILER ?= "`echo ${BUILD_CXX} | sed 's/^\([^ ]*\).*/\1/'`"
 OECMAKE_NATIVE_AR ?= "${BUILD_AR}"
+OECMAKE_NATIVE_RANLIB ?= "${BUILD_RANLIB}"
+OECMAKE_NATIVE_NM ?= "${BUILD_NM}"
 
 # Native compiler flags
 OECMAKE_NATIVE_C_FLAGS ?= "${BUILD_CC_ARCH} ${BUILD_CFLAGS}"
@@ -24,6 +26,8 @@ set( CMAKE_C_COMPILER ${OECMAKE_NATIVE_C_COMPILER} )
 set( CMAKE_CXX_COMPILER ${OECMAKE_NATIVE_CXX_COMPILER} )
 set( CMAKE_ASM_COMPILER ${OECMAKE_NATIVE_C_COMPILER} )
 set( CMAKE_AR ${OECMAKE_NATIVE_AR} CACHE FILEPATH "Archiver" )
+set( CMAKE_RANLIB ${OECMAKE_NATIVE_RANLIB} CACHE FILEPATH "Archive Indexer" )
+set( CMAKE_NM ${OECMAKE_NATIVE_NM} CACHE FILEPATH "Symbol Lister" )
 set( CMAKE_C_FLAGS "${OECMAKE_NATIVE_C_FLAGS}" CACHE STRING "CFLAGS" )
 set( CMAKE_CXX_FLAGS "${OECMAKE_NATIVE_CXX_FLAGS}" CACHE STRING "CXXFLAGS" )
 set( CMAKE_ASM_FLAGS "${OECMAKE_NATIVE_C_FLAGS}" CACHE STRING "ASM FLAGS" )