blob: af40c10cebfc6c7cd456c5601e9ef12310b5bd7c [file] [log] [blame]
# Copyright 2016 The Cobalt Authors. All Rights Reserved.
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
# Platform specific compiler flags for Linux on Starboard. Included from
# gyp_configuration.gypi.
#
{
'variables': {
'compiler_flags_host': [
'-O2',
],
'linker_flags': [
],
'compiler_flags_debug': [
'-frtti',
'-O0',
],
'compiler_flags_devel': [
'-frtti',
'-O2',
],
'compiler_flags_qa': [
'-fno-rtti',
'-gline-tables-only',
],
'compiler_flags_qa_size': [
'-Os',
# Compile symbols in separate sections
'-ffunction-sections',
'-fdata-sections',
],
'compiler_flags_qa_speed': [
'-O2',
# Compile symbols in separate sections
'-ffunction-sections',
'-fdata-sections',
],
'compiler_flags_gold': [
'-fno-rtti',
'-gline-tables-only',
],
'compiler_flags_gold_size': [
'-Os',
# Compile symbols in separate sections
'-ffunction-sections',
'-fdata-sections',
],
'compiler_flags_gold_speed': [
'-O2',
# Compile symbols in separate sections
'-ffunction-sections',
'-fdata-sections',
],
'conditions': [
['clang==1', {
'linker_flags': [
'-fuse-ld=lld',
],
'common_clang_flags': [
'-Werror',
'-fcolor-diagnostics',
# Default visibility to hidden, to enable dead stripping.
'-fvisibility=hidden',
# Warn for implicit type conversions that may change a value.
'-Wconversion',
'-Wno-c++11-compat',
# This complains about 'override', which we use heavily.
'-Wno-c++11-extensions',
# Warns on switches on enums that cover all enum values but
# also contain a default: branch. Chrome is full of that.
'-Wno-covered-switch-default',
# protobuf uses hash_map.
'-Wno-deprecated',
'-fno-exceptions',
# Don't warn about the "struct foo f = {0};" initialization pattern.
'-Wno-missing-field-initializers',
# Do not warn for implicit sign conversions.
'-Wno-sign-conversion',
'-fno-strict-aliasing', # See http://crbug.com/32204
'-Wno-unnamed-type-template-args',
# Triggered by the COMPILE_ASSERT macro.
'-Wno-unused-local-typedef',
# Do not warn if a function or variable cannot be implicitly
# instantiated.
'-Wno-undefined-var-template',
# Do not warn about an implicit exception spec mismatch.
'-Wno-implicit-exception-spec-mismatch',
# It's OK not to use some input parameters.
'-Wno-unused-parameter',
],
}],
['cobalt_fastbuild==0', {
'compiler_flags_debug': [
'-g',
],
'compiler_flags_devel': [
'-g',
],
'compiler_flags_qa': [
'-gline-tables-only',
],
'compiler_flags_gold': [
'-gline-tables-only',
],
}],
],
'defines_debug': [
# Enable debug mode for the C++ standard library.
# https://gcc.gnu.org/onlinedocs/libstdc%2B%2B/manual/debug_mode_using.html
# https://libcxx.llvm.org/docs/DesignDocs/DebugMode.html
'_GLIBCXX_DEBUG',
'_LIBCPP_DEBUG=1',
],
'defines_devel': [
# Enable debug mode for the C++ standard library.
# https://gcc.gnu.org/onlinedocs/libstdc%2B%2B/manual/debug_mode_using.html
# https://libcxx.llvm.org/docs/DesignDocs/DebugMode.html
'_GLIBCXX_DEBUG',
'_LIBCPP_DEBUG=0',
],
},
'target_defaults': {
'defines': [
# By default, <EGL/eglplatform.h> pulls in some X11 headers that have some
# nasty macros (|Status|, for example) that conflict with Chromium base.
'MESA_EGL_NO_X11_HEADERS'
],
'cflags_c': [
# Limit to C99. This allows Linux to be a canary build for any
# C11 features that are not supported on some platforms' compilers.
'-std=c99',
],
'cflags_cc': [
'-std=gnu++11',
],
'ldflags': [
'-Wl,-rpath=$ORIGIN/lib',
# Cleanup unused sections
'-Wl,-gc-sections',
],
'target_conditions': [
['sb_pedantic_warnings==1', {
'cflags': [
'-Wall',
'-Wextra',
'-Wunreachable-code',
'<@(common_clang_flags)',
],
},{
'cflags': [
'<@(common_clang_flags)',
# 'this' pointer cannot be NULL...pointer may be assumed
# to always convert to true.
'-Wno-undefined-bool-conversion',
# Skia doesn't use overrides.
'-Wno-inconsistent-missing-override',
# Do not warn for implicit type conversions that may change a value.
'-Wno-conversion',
# shifting a negative signed value is undefined
'-Wno-shift-negative-value',
# Width of bit-field exceeds width of its type- value will be truncated
'-Wno-bitfield-width',
'-Wno-undefined-var-template',
],
}],
['use_source_code_coverage==1', {
'cflags': [
# Enable Source Based Code Coverage instrumentation.
# See https://clang.llvm.org/docs/SourceBasedCodeCoverage.html
'-fprofile-instr-generate',
'-fcoverage-mapping',
],
'ldflags': [
# Enable Source Based Code Coverage instrumentation.
# See https://clang.llvm.org/docs/SourceBasedCodeCoverage.html
'-fprofile-instr-generate',
'-fcoverage-mapping',
],
'defines': [
'USE_SOURCE_CODE_COVERAGE',
],
}],
['use_asan==1', {
'cflags': [
'-fsanitize=address',
'-fno-omit-frame-pointer',
],
'ldflags': [
'-fsanitize=address',
# Force linking of the helpers in sanitizer_options.cc
'-Wl,-u_sanitizer_options_link_helper',
],
'defines': [
'ADDRESS_SANITIZER',
],
'conditions': [
['asan_symbolizer_path!=""', {
'defines': [
'ASAN_SYMBOLIZER_PATH="<@(asan_symbolizer_path)"',
],
}],
],
}],
['use_tsan==1', {
'cflags': [
'-fsanitize=thread',
'-fno-omit-frame-pointer',
],
'ldflags': [
'-fsanitize=thread',
],
'defines': [
'THREAD_SANITIZER',
],
}],
],
}, # end of target_defaults
}