[Buildroot] [PATCH 1/1] package/intel-mediadriver: disable -Werror
Yann E. MORIN
yann.morin.1998 at free.fr
Sat Jun 5 19:47:38 UTC 2021
Fabrice, All,
On 2021-06-05 17:15 +0200, Fabrice Fontaine spake thusly:
> Disable -Werror to avoid the following build failure:
>
> <command-line>: error: "_FORTIFY_SOURCE" redefined [-Werror]
>
> MEDIA_BUILD_FATAL_WARNINGS option is available since version 18.2.0 and
> https://github.com/intel/media-driver/commit/6932fc0ffb8228245052528820adafb6743f7482
>
> Fixes:
> - http://autobuild.buildroot.org/results/52638d95312e464626d1c4047b3b26d4f57a1cd2
>
> Signed-off-by: Fabrice Fontaine <fontaine.fabrice at gmail.com>
Applied to master, thanks.
Regards,
Yann E. MORIN.
> ---
> ...akelists.txt-respect-MEDIA_BUILD_FAT.patch | 51 +++++++++++++++++++
> .../intel-mediadriver/intel-mediadriver.mk | 1 +
> 2 files changed, 52 insertions(+)
> create mode 100644 package/intel-mediadriver/0003-cmrtlib-linux-CMakelists.txt-respect-MEDIA_BUILD_FAT.patch
>
> diff --git a/package/intel-mediadriver/0003-cmrtlib-linux-CMakelists.txt-respect-MEDIA_BUILD_FAT.patch b/package/intel-mediadriver/0003-cmrtlib-linux-CMakelists.txt-respect-MEDIA_BUILD_FAT.patch
> new file mode 100644
> index 0000000000..bc7a27f4d0
> --- /dev/null
> +++ b/package/intel-mediadriver/0003-cmrtlib-linux-CMakelists.txt-respect-MEDIA_BUILD_FAT.patch
> @@ -0,0 +1,51 @@
> +From f09fddd6763aca237f19417de05a1f5de7f51d40 Mon Sep 17 00:00:00 2001
> +From: Fabrice Fontaine <fontaine.fabrice at gmail.com>
> +Date: Sat, 5 Jun 2021 16:57:32 +0200
> +Subject: [PATCH] cmrtlib/linux/CMakelists.txt: respect
> + MEDIA_BUILD_FATAL_WARNINGS
> +
> +Respect MEDIA_BUILD_FATAL_WARNINGS to avoid the following build failure
> +when the user provides _FORTIFY_SOURCE:
> +
> +In file included from /home/buildroot/autobuild/instance-0/output-1/host/x86_64-buildroot-linux-gnu/sysroot/usr/include/dlfcn.h:22,
> + from /home/buildroot/autobuild/instance-0/output-1/build/intel-mediadriver-19.4.0r/cmrtlib/linux/../linux/share/cm_include.h:30,
> + from /home/buildroot/autobuild/instance-0/output-1/build/intel-mediadriver-19.4.0r/cmrtlib/agnostic/share/cm_printf_host.cpp:23:
> +/home/buildroot/autobuild/instance-0/output-1/host/x86_64-buildroot-linux-gnu/sysroot/usr/include/features.h:397:4: error: #warning _FORTIFY_SOURCE requires compiling with optimization (-O) [-Werror=cpp]
> + 397 | # warning _FORTIFY_SOURCE requires compiling with optimization (-O)
> + | ^~~~~~~
> +
> +Fixes:
> + - http://autobuild.buildroot.org/results/52638d95312e464626d1c4047b3b26d4f57a1cd2
> +
> +Signed-off-by: Fabrice Fontaine <fontaine.fabrice at gmail.com>
> +[Upstream status: https://github.com/intel/media-driver/pull/1203]
> +---
> + cmrtlib/linux/CMakeLists.txt | 8 ++++++--
> + 1 file changed, 6 insertions(+), 2 deletions(-)
> +
> +diff --git a/cmrtlib/linux/CMakeLists.txt b/cmrtlib/linux/CMakeLists.txt
> +index 7a0193a8..65f71cee 100644
> +--- a/cmrtlib/linux/CMakeLists.txt
> ++++ b/cmrtlib/linux/CMakeLists.txt
> +@@ -32,12 +32,16 @@ else()
> +
> + # Set up compile options that will be used for the Linux build
> + if(CMAKE_COMPILER_IS_GNUCC)
> +- set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -msse4.1 -std=c++11 -fPIC -fpermissive -Werror")
> ++ set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -msse4.1 -std=c++11 -fPIC -fpermissive")
> + set(CMAKE_CXX_FLAGS_RELEASE "${CMAKE_CXX_FLAGS_RELEASE} -fno-strict-aliasing ")
> + set(CMAKE_CXX_FLAGS_DEBUG "${CMAKE_CXX_FLAGS_DEBUG} -D_DEBUG -D__DEBUG -O0")
> +- set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -msse4.1 -std=c++11 -fPIC -fpermissive -Werror")
> ++ set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -msse4.1 -std=c++11 -fPIC -fpermissive")
> + set(CMAKE_C_FLAGS_RELEASE "${CMAKE_C_FLAGS_RELEASE} -fno-strict-aliasing")
> + set(CMAKE_C_FLAGS_DEBUG "${CMAKE_C_FLAGS_DEBUG} -D_DEBUG -D__DEBUG -O0")
> ++ if(MEDIA_BUILD_FATAL_WARNINGS)
> ++ set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} ${CMAKE_CXX_FLAGS} -Werror")
> ++ set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} ${CMAKE_C_FLAGS} -Werror")
> ++ endif()
> +
> + set(GCC_SECURE_LINK_FLAGS "-z relro -z now")
> + set(CMAKE_SKIP_RPATH ON)
> +--
> +2.30.2
> +
> diff --git a/package/intel-mediadriver/intel-mediadriver.mk b/package/intel-mediadriver/intel-mediadriver.mk
> index 963e4b8f9c..01423b9611 100644
> --- a/package/intel-mediadriver/intel-mediadriver.mk
> +++ b/package/intel-mediadriver/intel-mediadriver.mk
> @@ -23,6 +23,7 @@ INTEL_MEDIADRIVER_SUPPORTS_IN_SOURCE_BUILD = NO
>
> INTEL_MEDIADRIVER_CONF_OPTS = \
> -DINSTALL_DRIVER_SYSCONF=OFF \
> + -DMEDIA_BUILD_FATAL_WARNINGS=OFF \
> -DMEDIA_RUN_TEST_SUITE=OFF
>
> $(eval $(cmake-package))
> --
> 2.30.2
>
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