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eclass/toolchain-funcs: Sync with Gentoo

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It's from Gentoo commit edac7f3ace362f7fcffb119989aa6f5b6880f07b.
This commit is contained in:
Flatcar Buildbot 2023-03-27 07:23:35 +00:00
parent 92b9546fd1
commit b7fe8d3d35
1 changed files with 9 additions and 9 deletions
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18
sdk_container/src/third_party/portage-stable/eclass/toolchain-funcs.eclass vendored
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@ -355,16 +355,16 @@ tc-export_build_env() {
# Some build envs will initialize vars like:
# : ${BUILD_LDFLAGS:-${LDFLAGS}}
# So make sure all variables are non-empty. #526734
: ${BUILD_CFLAGS:=-O1 -pipe}
: ${BUILD_CXXFLAGS:=-O1 -pipe}
: ${BUILD_CPPFLAGS:= }
: ${BUILD_LDFLAGS:= }
: "${BUILD_CFLAGS:=-O1 -pipe}"
: "${BUILD_CXXFLAGS:=-O1 -pipe}"
: "${BUILD_CPPFLAGS:= }"
: "${BUILD_LDFLAGS:= }"
else
# https://bugs.gentoo.org/654424
: ${BUILD_CFLAGS:=${CFLAGS}}
: ${BUILD_CXXFLAGS:=${CXXFLAGS}}
: ${BUILD_CPPFLAGS:=${CPPFLAGS}}
: ${BUILD_LDFLAGS:=${LDFLAGS}}
: "${BUILD_CFLAGS:=${CFLAGS}}"
: "${BUILD_CXXFLAGS:=${CXXFLAGS}}"
: "${BUILD_CPPFLAGS:=${CPPFLAGS}}"
: "${BUILD_LDFLAGS:=${LDFLAGS}}"
fi
export BUILD_{C,CXX,CPP,LD}FLAGS
@ -654,7 +654,7 @@ tc-has-tls() {
-l) ;;
-*) die "Usage: tc-has-tls [-c|-l] [toolchain prefix]";;
esac
: ${flags:=-fPIC -shared -Wl,-z,defs}
: "${flags:=-fPIC -shared -Wl,-z,defs}"
[[ $1 == -* ]] && shift
$(tc-getCC "$@") ${flags} "${base}.c" -o "${base}" >&/dev/null
local ret=$?