From: Romain Naour Date: Sat, 13 Jun 2020 10:47:08 +0000 (+0200) Subject: package/mesa3d: disable --as-needed linker flag for Codesourcery ARM 2014.05 toolchain X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=d3f576d2f37a05275c0d25f855dc24935ff5de5c;p=buildroot.git package/mesa3d: disable --as-needed linker flag for Codesourcery ARM 2014.05 toolchain Meson build system enable by default -Wl,--as-needed [1][2] in the linker command line and due to this the libmesa_dri_drivers.so build fail with the Codesourcery ARM and Aarch64 2014.05 toolchain: /home/buildroot/autobuild/run/instance-1/output-1/host/bin/arm-none-linux-gnueabi-g++ -o src/mesa/drivers/dri/libmesa_dri_drivers.so -Wl,--as-needed -Wl,--no-undefined -Wl,-O1 -shared -fPIC -Wl,--start-group -Wl,-soname,libmesa_dri_drivers.so -Wl,--whole-archive src/mesa/drivers/dri/radeon/libr100.a src/mesa/drivers/dri/nouveau/libnouveau_vieux.a -Wl,--no-whole-archive src/mesa/drivers/dri/common/libmegadriver_stub.a src/mesa/drivers/dri/common/libdricommon.a src/mapi/shared-glapi/libglapi.so.0.0.0 src/mesa/libmesa_classic.a src/mesa/libmesa_common.a src/compiler/glsl/libglsl.a src/compiler/glsl/glcpp/libglcpp.a src/util/libmesa_util.a src/util/format/libmesa_format.a src/compiler/nir/libnir.a src/compiler/libcompiler.a src/util/libxmlconfig.a [...] src/mesa/drivers/dri/common/libmegadriver_stub.a(megadriver_stub.c.o): In function `megadriver_stub_init': megadriver_stub.c:(.text.startup+0x20): undefined reference to `dladdr' megadriver_stub.c:(.text.startup+0xbc): undefined reference to `dlsym' collect2: error: ld returned 1 exit status This problem seems to be specific to this toolchain release (ARM and aarch64) CodeSourcery 2014.05: gcc 4.8.3-prerelease; binutils 2.24.51.20140217; glibc 2.18 The following prebuilt toolchain has been tested and doesn't trigger this issue: Linaro 4.9-4.9-2014.11: gcc 4.9.3; binutils 2.24.0; glibc 2.19 CodeSourcery 2014.11: gcc 4.9.1; binutils 2.24.51.20140217; glibc 2.20 Older toolchains doesn't have a recent enough glibc or linux-headers version to breaking the build with mesa3d 20.1.0 or libdrm 2.4.102. In order to build mesa3d with the CodeSourcery 2014.05 using --as-needed would be reorder the static librairies: diff --git a/src/mesa/drivers/dri/meson.build b/src/mesa/drivers/dri/meson.build index b09ca16e38a..9ac6731c522 100644 --- a/src/mesa/drivers/dri/meson.build +++ b/src/mesa/drivers/dri/meson.build @@ -59,7 +59,7 @@ if _dri_drivers != [] [], link_whole : _dri_drivers, link_with : [ - libmegadriver_stub, libdricommon, libglapi, + libdricommon, libmegadriver_stub, libglapi, libmesa_classic, ], Instead, we can disable --as-needed from the meson build system using "-Db_asneeded=false" only for this toolchain. [1] https://mesonbuild.com/Builtin-options.html [2] https://wiki.gentoo.org/wiki/Project:Quality_Assurance/As-needed Fixes: http://autobuild.buildroot.net/results/eec39a4fbfbfaa58980fab36f2fd902a16eecf0f/build-end.log Signed-off-by: Romain Naour Cc: Thomas Petazzoni Cc: Bernd Kuhls Signed-off-by: Yann E. MORIN --- diff --git a/package/mesa3d/mesa3d.mk b/package/mesa3d/mesa3d.mk index e726bd33b3..59d96fe7c2 100644 --- a/package/mesa3d/mesa3d.mk +++ b/package/mesa3d/mesa3d.mk @@ -27,6 +27,12 @@ MESA3D_CONF_OPTS = \ -Dgallium-omx=disabled \ -Dpower8=false +# Codesourcery ARM 2014.05 fail to link libmesa_dri_drivers.so with --as-needed linker +# flag due to a linker bug between binutils 2.24 and 2.25 (2.24.51.20140217). +ifeq ($(BR2_TOOLCHAIN_EXTERNAL_CODESOURCERY_ARM),y) +MESA3D_CONF_OPTS += -Db_asneeded=false +endif + ifeq ($(BR2_PACKAGE_MESA3D_LLVM),y) MESA3D_DEPENDENCIES += host-llvm llvm MESA3D_MESON_EXTRA_BINARIES += llvm-config='$(STAGING_DIR)/usr/bin/llvm-config'