clang: Fix building for target

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

3 files changed, 44 insertions, 1 deletions

diff --git a/conf/clang.conf b/conf/clang.conf
index 0d13d1d..ed3194e 100644
--- a/conf/clang.conf
+++ b/conf/clang.conf
@@ -5,6 +5,7 @@ CXX_toolchain-clang = "${TARGET_PREFIX}clang++ ${HOST_CC_ARCH}${TOOLCHAIN_OPTION
 CPP_toolchain-clang = "${TARGET_PREFIX}clang ${HOST_CC_ARCH}${TOOLCHAIN_OPTIONS} -E"
 CCLD_toolchain-clang = "${TARGET_PREFIX}clang ${HOST_CC_ARCH}${TOOLCHAIN_OPTIONS}"
 THUMB_TUNE_CCARGS_remove_toolchain-clang = "-mthumb-interwork"
+TUNE_CCARGS_append_toolchain-clang = " -D__extern_always_inline=inline"
 
 TOOLCHAIN_pn-lzo = "clang"
 DEPENDS_append_pn-lzo = " clang-cross-${TARGET_ARCH} "
diff --git a/recipes-devtools/clang/clang/0001-Remove-CMAKE_CROSSCOMPILING-so-it-can-cross-compile.patch b/recipes-devtools/clang/clang/0001-Remove-CMAKE_CROSSCOMPILING-so-it-can-cross-compile.patch
new file mode 100644
index 0000000..8945c66
--- /dev/null
+++ b/recipes-devtools/clang/clang/0001-Remove-CMAKE_CROSSCOMPILING-so-it-can-cross-compile.patch
@@ -0,0 +1,34 @@
+From a004191b8e3976ac4a201ddc78c03a777d3193d9 Mon Sep 17 00:00:00 2001
+From: Khem Raj <raj.khem@gmail.com>
+Date: Fri, 15 May 2015 12:13:17 -0700
+Subject: [PATCH] Remove CMAKE_CROSSCOMPILING so it can cross compile
+
+we already have llvm-config from clang-native
+
+Signed-off-by: Khem Raj <raj.khem@gmail.com>
+---
+ tools/llvm-config/CMakeLists.txt | 4 ++--
+ 1 file changed, 2 insertions(+), 2 deletions(-)
+
+diff --git a/tools/llvm-config/CMakeLists.txt b/tools/llvm-config/CMakeLists.txt
+index d2ef45a..3d8b7b1 100644
+--- a/tools/llvm-config/CMakeLists.txt
++++ b/tools/llvm-config/CMakeLists.txt
+@@ -34,7 +34,7 @@ add_llvm_tool(llvm-config
+ # Add the dependency on the generation step.
+ add_file_dependencies(${CMAKE_CURRENT_SOURCE_DIR}/llvm-config.cpp ${BUILDVARIABLES_OBJPATH})
+ 
+-if(CMAKE_CROSSCOMPILING)
++if(CMAKE_CROSSCOMPILING1)
+   set(${project}_LLVM_CONFIG_EXE "${LLVM_NATIVE_BUILD}/bin/llvm-config")
+   set(${project}_LLVM_CONFIG_EXE ${${project}_LLVM_CONFIG_EXE} PARENT_SCOPE)
+ 
+@@ -47,4 +47,4 @@ if(CMAKE_CROSSCOMPILING)
+   add_dependencies(${project}NativeLLVMConfig CONFIGURE_LLVM_NATIVE)
+ 
+   add_dependencies(llvm-config ${project}NativeLLVMConfig)
+-endif(CMAKE_CROSSCOMPILING)
++endif(CMAKE_CROSSCOMPILING1)
+-- 
+2.1.4
+
diff --git a/recipes-devtools/clang/clang_git.bb b/recipes-devtools/clang/clang_git.bb
index a1d3cf6..d197908 100644
--- a/recipes-devtools/clang/clang_git.bb
+++ b/recipes-devtools/clang/clang_git.bb
@@ -14,6 +14,7 @@ LIC_FILES_CHKSUM = "file://LICENSE.TXT;md5=4c0bc17c954e99fd547528d938832bfa; \
                    "
 SRC_URI = "git://github.com/llvm-mirror/llvm.git;branch=${BRANCH};name=llvm \
            git://github.com/llvm-mirror/clang.git;branch=${BRANCH};destsuffix=git/tools/clang;name=clang \
+           file://0001-Remove-CMAKE_CROSSCOMPILING-so-it-can-cross-compile.patch \
           "
 
 SRCREV_llvm = "08709687efd951d1d6c3ad5f8d518129c068c737"
@@ -44,6 +45,7 @@ def get_clang_target_arch(bb, d):
 #TUNE_CCARGS_remove = "-mthumb-interwork"
 #TUNE_CCARGS_remove = "-march=armv7-a"
 #TUNE_CCARGS_remove = "-marm"
+TUNE_CCARGS_append_class-target = " -D__extern_always_inline=inline -L${PKG_CONFIG_SYSROOT_DIR}${libdir}/libxml2 -I${PKG_CONFIG_SYSROOT_DIR}${includedir}/libxml2 "
 
 EXTRA_OECMAKE="-DLLVM_ENABLE_RTTI:BOOL=True \
                -DLLVM_ENABLE_FFI:BOOL=False \
@@ -59,6 +61,7 @@ EXTRA_OECMAKE_append_class-nativesdk = "\
                -DLLVM_TARGETS_TO_BUILD:STRING='AArch64;ARM;Mips;PowerPC;X86' \
 "
 EXTRA_OECMAKE_append_class-target = "\
+               -DLLVM_ENABLE_PIC=False \
                -DLLVM_TABLEGEN=${STAGING_BINDIR_NATIVE}/llvm-tblgen \
                -DCLANG_TABLEGEN=${STAGING_BINDIR_NATIVE}/clang-tblgen \
                -DLLVM_TARGETS_TO_BUILD:STRING='${@get_clang_target_arch(bb, d)}' \
@@ -70,7 +73,7 @@ EXTRA_OECMAKE_append_class-target = "\
 #
 EXTRA_OEMAKE += "REQUIRES_RTTI=1 VERBOSE=1"
 
-DEPENDS = "zlib libffi libxml2-native binutils"
+DEPENDS = "zlib libffi libxml2 binutils"
 
 do_configure_prepend() {
         # Remove RPATHs
@@ -83,6 +86,11 @@ do_configure_prepend() {
         sed -ri "s#/(bin|include|lib)(/?\")#/\1/${LLVM_DIR}\2#g" ${S}/tools/llvm-config/llvm-config.cpp
 }
 
+do_compile_prepend_class-native () {
+        oe_runmake LLVM-tablegen-host
+        oe_runmake CLANG-tablegen-host
+}
+
 do_install_append_class-native () {
         install -Dm 0755 ${B}/NATIVE/bin/clang-tblgen ${D}${bindir}/clang-tblgen
         for f in `find ${D}${bindir} -executable -type f -not -type l`; do