unleashed-firmware/site_scons/cc.scons

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Import("ENV")
ENV.AppendUnique(
CFLAGS=[
"-std=gnu2x",
],
CXXFLAGS=[
"-std=c++20",
"-fno-rtti",
"-fno-use-cxa-atexit",
"-fno-exceptions",
"-fno-threadsafe-statics",
"-ftemplate-depth=4096",
],
CCFLAGS=[
"-mcpu=cortex-m4",
"-mfloat-abi=hard",
"-mfpu=fpv4-sp-d16",
"-mthumb",
# "-MMD",
# "-MP",
"-Wall",
"-Wextra",
"-Werror",
"-Wno-error=deprecated-declarations",
"-Wno-address-of-packed-member",
"-Wredundant-decls",
"-Wdouble-promotion",
"-fdata-sections",
"-ffunction-sections",
"-fsingle-precision-constant",
"-fno-math-errno",
# Generates .su files with stack usage information
# "-fstack-usage",
"-g",
],
CPPDEFINES=[
"_GNU_SOURCE",
*GetOption("extra_defines"),
],
LINKFLAGS=[
"-mcpu=cortex-m4",
"-mfloat-abi=hard",
"-mfpu=fpv4-sp-d16",
"-mlittle-endian",
"-mthumb",
"-Wl,--no-warn-rwx-segment",
],
)