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1 # Copyright (c) 2013 The Chromium Authors. All rights reserved. | 1 # Copyright (c) 2013 The Chromium Authors. All rights reserved. |
2 # Use of this source code is governed by a BSD-style license that can be | 2 # Use of this source code is governed by a BSD-style license that can be |
3 # found in the LICENSE file. | 3 # found in the LICENSE file. |
4 | 4 |
5 import("//build/config/android/config.gni") | 5 import("//build/config/android/config.gni") |
6 import("//build/config/chrome_build.gni") | 6 import("//build/config/chrome_build.gni") |
7 import("//build/config/compiler/compiler.gni") | 7 import("//build/config/compiler/compiler.gni") |
8 import("//build/config/nacl/config.gni") | 8 import("//build/config/nacl/config.gni") |
9 import("//build/toolchain/cc_wrapper.gni") | 9 import("//build/toolchain/cc_wrapper.gni") |
10 import("//build/toolchain/toolchain.gni") | 10 import("//build/toolchain/toolchain.gni") |
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296 } else { | 296 } else { |
297 cflags += [ "-funwind-tables" ] | 297 cflags += [ "-funwind-tables" ] |
298 } | 298 } |
299 } | 299 } |
300 } | 300 } |
301 | 301 |
302 # Linux/Android common flags setup. | 302 # Linux/Android common flags setup. |
303 # --------------------------------- | 303 # --------------------------------- |
304 if (is_linux || is_android) { | 304 if (is_linux || is_android) { |
305 if (use_pic) { | 305 if (use_pic) { |
306 cflags += [ "-fPIC" ] | 306 cflags += [ |
307 ldflags += [ "-fPIC" ] | 307 "-fPIC", |
| 308 ] |
| 309 ldflags += [ |
| 310 "-fPIC", |
| 311 ] |
308 } | 312 } |
309 | 313 |
310 cflags += [ "-pipe" ] # Use pipes for communicating between sub-processes.
Faster. | 314 cflags += [ |
| 315 "-pipe", # Use pipes for communicating between sub-processes. Faster. |
| 316 ] |
311 | 317 |
312 ldflags += [ | 318 ldflags += [ |
313 "-Wl,-z,noexecstack", | 319 "-Wl,-z,noexecstack", |
314 "-Wl,-z,now", | 320 "-Wl,-z,now", |
315 "-Wl,-z,relro", | 321 "-Wl,-z,relro", |
316 ] | 322 ] |
317 if (!using_sanitizer) { | 323 if (!using_sanitizer) { |
318 if (!use_cfi_diag) { | 324 if (!use_cfi_diag) { |
319 ldflags += [ "-Wl,-z,defs" ] | 325 ldflags += [ "-Wl,-z,defs" ] |
320 } | 326 } |
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892 # compile-time constant expression (due to constant template args, | 898 # compile-time constant expression (due to constant template args, |
893 # conditionals comparing the sizes of different types, etc.). Some of | 899 # conditionals comparing the sizes of different types, etc.). Some of |
894 # these can be worked around, but it's not worth it. | 900 # these can be worked around, but it's not worth it. |
895 "/wd4127", | 901 "/wd4127", |
896 | 902 |
897 # C4251: 'identifier' : class 'type' needs to have dll-interface to be | 903 # C4251: 'identifier' : class 'type' needs to have dll-interface to be |
898 # used by clients of class 'type2' | 904 # used by clients of class 'type2' |
899 # This is necessary for the shared library build. | 905 # This is necessary for the shared library build. |
900 "/wd4251", | 906 "/wd4251", |
901 | 907 |
902 # C4312 is a VS 2015 64-bit warning for integer to larger pointer. | |
903 # TODO(brucedawson): fix warnings, crbug.com/554200 | |
904 "/wd4312", | |
905 | |
906 # C4351: new behavior: elements of array 'array' will be default | 908 # C4351: new behavior: elements of array 'array' will be default |
907 # initialized | 909 # initialized |
908 # This is a silly "warning" that basically just alerts you that the | 910 # This is a silly "warning" that basically just alerts you that the |
909 # compiler is going to actually follow the language spec like it's | 911 # compiler is going to actually follow the language spec like it's |
910 # supposed to, instead of not following it like old buggy versions did. | 912 # supposed to, instead of not following it like old buggy versions did. |
911 # There's absolutely no reason to turn this on. | 913 # There's absolutely no reason to turn this on. |
912 "/wd4351", | 914 "/wd4351", |
913 | 915 |
914 # C4355: 'this': used in base member initializer list | 916 # C4355: 'this': used in base member initializer list |
915 # It's commonly useful to pass |this| to objects in a class' initializer | 917 # It's commonly useful to pass |this| to objects in a class' initializer |
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958 | 960 |
959 # These are variable shadowing warnings that are new in VS2015. We | 961 # These are variable shadowing warnings that are new in VS2015. We |
960 # should work through these at some point -- they may be removed from | 962 # should work through these at some point -- they may be removed from |
961 # the RTM release in the /W4 set. | 963 # the RTM release in the /W4 set. |
962 "/wd4456", | 964 "/wd4456", |
963 "/wd4457", | 965 "/wd4457", |
964 "/wd4458", | 966 "/wd4458", |
965 "/wd4459", | 967 "/wd4459", |
966 ] | 968 ] |
967 | 969 |
968 cflags_cc += [ | 970 cflags += [ |
969 # Allow "noexcept" annotations even though we compile with exceptions | 971 # C4312 is a VS 2015 64-bit warning for integer to larger pointer. |
970 # disabled. | 972 # TODO(brucedawson): fix warnings, crbug.com/554200 |
971 "/wd4577", | 973 "/wd4312", |
972 ] | 974 ] |
973 | 975 |
974 if (current_cpu == "x86") { | 976 if (current_cpu == "x86") { |
975 cflags += [ | 977 cflags += [ |
976 # VC++ 2015 changes 32-bit size_t truncation warnings from 4244 to | 978 # VC++ 2015 changes 32-bit size_t truncation warnings from 4244 to |
977 # 4267. Example: short TruncTest(size_t x) { return x; } | 979 # 4267. Example: short TruncTest(size_t x) { return x; } |
978 # Since we disable 4244 we need to disable 4267 during migration. | 980 # Since we disable 4244 we need to disable 4267 during migration. |
979 # TODO(jschuh): crbug.com/167187 fix size_t to int truncations. | 981 # TODO(jschuh): crbug.com/167187 fix size_t to int truncations. |
980 "/wd4267", | 982 "/wd4267", |
981 ] | 983 ] |
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1712 | 1714 |
1713 if (is_ios || is_mac) { | 1715 if (is_ios || is_mac) { |
1714 # On Mac and iOS, this enables support for ARC (automatic ref-counting). | 1716 # On Mac and iOS, this enables support for ARC (automatic ref-counting). |
1715 # See http://clang.llvm.org/docs/AutomaticReferenceCounting.html. | 1717 # See http://clang.llvm.org/docs/AutomaticReferenceCounting.html. |
1716 config("enable_arc") { | 1718 config("enable_arc") { |
1717 common_flags = [ "-fobjc-arc" ] | 1719 common_flags = [ "-fobjc-arc" ] |
1718 cflags_objc = common_flags | 1720 cflags_objc = common_flags |
1719 cflags_objcc = common_flags | 1721 cflags_objcc = common_flags |
1720 } | 1722 } |
1721 } | 1723 } |
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