49 lines
1.8 KiB
Plaintext
49 lines
1.8 KiB
Plaintext
# Copyright 2020 The Pigweed Authors
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#
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# Licensed under the Apache License, Version 2.0 (the "License"); you may not
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# use this file except in compliance with the License. You may obtain a copy of
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# the License at
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#
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# https://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
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# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
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# License for the specific language governing permissions and limitations under
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# the License.
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import("//build_overrides/pigweed.gni")
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# Disable obnoxious ABI warning.
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#
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# GCC 7.1 adds an over-zealous ABI warning with little useful information
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# on how to resolve the issue. The warning you get is:
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#
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# note: parameter passing for argument of type '...' changed in GCC 7.1
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#
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# There is no other information, and searching for the error is needed to
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# understand what is happening. For upstream Pigweed, we compile from
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# source so this is irrelevant; so disable it.
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#
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# See: https://gcc.gnu.org/gcc-7/changes.html (search for "psabi").
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# https://gcc.gnu.org/ml/gcc/2017-05/msg00073.html
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config("disable_psabi_warning") {
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cflags = [ "-Wno-psabi" ]
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}
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config("mingw_z_format") {
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if (host_os == "win") {
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# MinGW can't handle %z format specifiers without this flag enabled. This
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# flag is deprecated in future versions of MinGW, and should be replaced by
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# setting __MINGW_FEATURES__=__MINGW_ANSI_STDIO__ when switching to a
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# version of MinGW that uses the new flags.
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cflags = [ "-D__USE_MINGW_ANSI_STDIO=1" ]
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}
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}
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# GCC needs the -pthread option to support multithreading. This must be
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# specified to build e.g. pw_thread_stl.
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config("threading_support") {
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ldflags = [ "-pthread" ]
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}
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