diff options
Diffstat (limited to 'pw_toolchain/arm_gcc/BUILD.bazel')
| -rw-r--r-- | pw_toolchain/arm_gcc/BUILD.bazel | 21 |
1 files changed, 20 insertions, 1 deletions
diff --git a/pw_toolchain/arm_gcc/BUILD.bazel b/pw_toolchain/arm_gcc/BUILD.bazel index ff3ea3be4..e93e104b0 100644 --- a/pw_toolchain/arm_gcc/BUILD.bazel +++ b/pw_toolchain/arm_gcc/BUILD.bazel @@ -35,6 +35,7 @@ pw_cc_library( ], visibility = ["//visibility:public"], deps = ["//pw_assert"], + alwayslink = 1, ) pw_cc_library( @@ -46,6 +47,21 @@ pw_cc_library( ], ) +# Although we use similar warnings for clang and arm_gcc, we don't have one +# centralized list, since we might want to use different warnings based on the +# compiler in the future. +pw_cc_toolchain_feature( + name = "warnings", + copts = [ + "-Wall", + "-Wextra", + # Make all warnings errors, except for the exemptions below. + "-Werror", + "-Wno-error=cpp", # preprocessor #warning statement + "-Wno-error=deprecated-declarations", # [[deprecated]] attribute + ], +) + pw_cc_toolchain_feature( name = "sysroot", builtin_sysroot = "external/gcc_arm_none_eabi_toolchain", @@ -68,7 +84,6 @@ pw_cc_toolchain_feature( ], copts = [ "-ffreestanding", - "-fno-common", "-Wno-psabi", "-specs=nano.specs", "-specs=nosys.specs", @@ -187,6 +202,8 @@ pw_cc_toolchain_feature( feature_deps = [ "@pw_toolchain//features:o2", "@pw_toolchain//features:c++17", + "@pw_toolchain//features:debugging", + "@pw_toolchain//features:reduced_size", "@pw_toolchain//features:no_canonical_prefixes", "@pw_toolchain//features:no_rtti", "@pw_toolchain//features:wno_register", @@ -194,6 +211,7 @@ pw_cc_toolchain_feature( ":" + mcpu, ":sysroot", ":cortex_common", + ":warnings", ], gcc = "@gcc_arm_none_eabi_toolchain//:bin/arm-none-eabi-gcc", gcov = "@gcc_arm_none_eabi_toolchain//:bin/arm-none-eabi-gcov", @@ -202,6 +220,7 @@ pw_cc_toolchain_feature( linker_files = "@gcc_arm_none_eabi_toolchain//:all", objcopy = "@gcc_arm_none_eabi_toolchain//:bin/arm-none-eabi-objcopy", objcopy_files = "@gcc_arm_none_eabi_toolchain//:all", + objdump = "@gcc_arm_none_eabi_toolchain//:bin/arm-none-eabi-objdump", strip = "@gcc_arm_none_eabi_toolchain//:bin/arm-none-eabi-strip", strip_files = "@gcc_arm_none_eabi_toolchain//:all", supports_param_files = 0, |