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Merge pull request #1551 from rcatolino/add_extra_cxx_flags

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Add EXTRA_CXXFLAGS_FOR_BUILD option
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Chris Packham 2021-07-11 19:26:36 +12:00 committed by GitHub
commit 3782373c8c
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GPG Key ID: 4AEE18F83AFDEB23
4 changed files with 23 additions and 8 deletions
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12
config/global/build-behave.in
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@ -46,7 +46,17 @@ config EXTRA_CFLAGS_FOR_BUILD
May be used to change the default features of the build
compiler such as turning off the stack protector or fortify.
config EXTRA_CXXFLAGS_FOR_BUILD
string
prompt "Extra build compiler flags"
default ""
help
Extra flags to pass only to the build C++ compiler.
May be used to change the default features of the C++ build
compiler such as specifying the C++ standard to use.
config EXTRA_LDFLAGS_FOR_BUILD
string
prompt "Extra build linker flags"

4
scripts/build/binutils/binutils.sh
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@ -186,10 +186,10 @@ do_binutils_backend() {
CT_DoExecLog CFG \
CC_FOR_BUILD="${CT_BUILD}-gcc" \
CFLAGS_FOR_BUILD="${CT_CFLAGS_FOR_BUILD}" \
CXXFLAGS_FOR_BUILD="${CT_CFLAGS_FOR_BUILD}" \
CXXFLAGS_FOR_BUILD="${CT_CFLAGS_FOR_BUILD} ${CT_CXXFLAGS_FOR_BUILD}" \
LDFLAGS_FOR_BUILD="${CT_LDFLAGS_FOR_BUILD}" \
CFLAGS="${cflags}" \
CXXFLAGS="${cflags}" \
CXXFLAGS="${cflags} ${CT_CXXFLAGS_FOR_BUILD}" \
LDFLAGS="${ldflags}" \
${CONFIG_SHELL} \
"${CT_SRC_DIR}/binutils/configure" \

13
scripts/build/cc/gcc.sh
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@ -295,7 +295,7 @@ do_gcc_core_backend() {
local enable_optspace
local complibs
local lang_list
local cflags cflags_for_build cflags_for_target cxxflags_for_target
local cflags cflags_for_build cxxflags_for_build cflags_for_target cxxflags_for_target
local extra_cxxflags_for_target
local ldflags
local build_step
@ -587,6 +587,7 @@ do_gcc_core_backend() {
# that ${cflags} may refer either to build or host CFLAGS; they are provided
# by the caller.
cflags_for_build="${CT_CFLAGS_FOR_BUILD}"
cxxflags_for_build="${CT_CXXFLAGS_FOR_BUILD}"
cflags_for_target="${CT_TARGET_CFLAGS}"
# Clang's default bracket-depth is 256, and building GCC
@ -637,8 +638,8 @@ do_gcc_core_backend() {
CC_FOR_BUILD="${CT_BUILD}-gcc" \
CFLAGS="${cflags}" \
CFLAGS_FOR_BUILD="${cflags_for_build}" \
CXXFLAGS="${cflags}" \
CXXFLAGS_FOR_BUILD="${cflags_for_build}" \
CXXFLAGS="${cflags} ${cxxflags_for_build}" \
CXXFLAGS_FOR_BUILD="${cflags_for_build} ${cxxflags_for_build}" \
LDFLAGS="${core_LDFLAGS[*]}" \
CFLAGS_FOR_TARGET="${cflags_for_target}" \
CXXFLAGS_FOR_TARGET="${cxxflags_for_target}" \
@ -956,6 +957,7 @@ do_gcc_backend() {
local lang_list
local cflags
local cflags_for_build
local cxxflags_for_build
local cflags_for_target
local cxxflags_for_target
local extra_cxxflags_for_target
@ -1231,6 +1233,7 @@ do_gcc_backend() {
# We may need to modify host/build/target CFLAGS separately below
cflags_for_build="${cflags}"
cxxflags_for_build="${CT_CXXFLAGS_FOR_BUILD}"
cflags_for_target="${CT_TARGET_CFLAGS}"
# Clang's default bracket-depth is 256, and building GCC
@ -1266,8 +1269,8 @@ do_gcc_backend() {
CC_FOR_BUILD="${CT_BUILD}-gcc" \
CFLAGS="${cflags}" \
CFLAGS_FOR_BUILD="${cflags_for_build}" \
CXXFLAGS="${cflags}" \
CXXFLAGS_FOR_BUILD="${cflags_for_build}" \
CXXFLAGS="${cflags} ${cxxflags_for_build}" \
CXXFLAGS_FOR_BUILD="${cflags_for_build} ${cxxflags_for_build}" \
LDFLAGS="${final_LDFLAGS[*]}" \
CFLAGS_FOR_TARGET="${cflags_for_target}" \
CXXFLAGS_FOR_TARGET="${cxxflags_for_target}" \

2
scripts/crosstool-NG.sh
View File

@ -530,6 +530,7 @@ if [ -z "${CT_RESTART}" ]; then
# package's default optimisation flags
CT_CFLAGS_FOR_BUILD="-O2 -g -I${CT_BUILDTOOLS_PREFIX_DIR}/include"
CT_CFLAGS_FOR_BUILD+=" ${CT_EXTRA_CFLAGS_FOR_BUILD}"
CT_CXXFLAGS_FOR_BUILD="${CT_EXTRA_CXXFLAGS_FOR_BUILD}"
CT_LDFLAGS_FOR_BUILD="-L${CT_BUILDTOOLS_PREFIX_DIR}/lib"
CT_LDFLAGS_FOR_BUILD+=" ${CT_EXTRA_LDFLAGS_FOR_BUILD}"
@ -552,6 +553,7 @@ if [ -z "${CT_RESTART}" ]; then
esac
CT_DoLog DEBUG "CFLAGS for build compiler: '${CT_CFLAGS_FOR_BUILD}'"
CT_DoLog DEBUG "CXXFLAGS for build compiler: '${CT_CXXFLAGS_FOR_BUILD}'"
CT_DoLog DEBUG "LDFLAGS for build compiler: '${CT_LDFLAGS_FOR_BUILD}'"
# Help host gcc