49 lines
2.1 KiB
Diff
49 lines
2.1 KiB
Diff
From 929e5c1d4f2c36e233a26b480f1dd172b6d63362 Mon Sep 17 00:00:00 2001
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From: liyunfei <liyunfei33@huawei.com>
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Date: Thu, 14 Mar 2024 16:04:40 +0800
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Subject: [PATCH] add more warning options to -fgcc-compatible
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---
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clang/lib/Driver/ToolChains/Clang.cpp | 20 ++++++++++++++++++++
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1 file changed, 20 insertions(+)
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diff --git a/clang/lib/Driver/ToolChains/Clang.cpp b/clang/lib/Driver/ToolChains/Clang.cpp
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index 793af55a1e5f..f0da323d8adb 100644
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--- a/clang/lib/Driver/ToolChains/Clang.cpp
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+++ b/clang/lib/Driver/ToolChains/Clang.cpp
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@@ -4683,11 +4683,31 @@ void Clang::ConstructJob(Compilation &C, const JobAction &JA,
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#ifdef BUILD_FOR_OPENEULER
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if (Args.hasFlag(options::OPT_fgcc_compatible,
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options::OPT_fno_gcc_compatible, false)) {
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+ // compatibility relevent warnings
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CmdArgs.push_back("-Wno-error=unknown-warning-option");
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+ CmdArgs.push_back("-Wno-error=ignored-attributes");
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+ // By default, clang reports warnings, but gcc does not.
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CmdArgs.push_back("-Wno-error=unused-parameter");
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CmdArgs.push_back("-Wno-error=unused-function");
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CmdArgs.push_back("-Wno-error=unused-but-set-parameter");
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CmdArgs.push_back("-Wno-error=unused-but-set-variable");
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+ CmdArgs.push_back("-Wno-error=deprecated-non-prototype");
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+ CmdArgs.push_back("-Wno-error=unsafe-buffer-usage");
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+ CmdArgs.push_back("-Wno-error=string-plus-int");
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+ // By default, clang reports errors, but gcc reports warnings.
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+ // when -Werror is passed don't add -Wno-error=*.
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+ if(!D.getDiags().getWarningsAsErrors()) {
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+ CmdArgs.push_back("-Wno-error=implicit-function-declaration");
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+ CmdArgs.push_back("-Wno-error=incompatible-function-pointer-types");
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+ CmdArgs.push_back("-Wno-error=register");
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+ CmdArgs.push_back("-Wno-error=int-conversion");
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+ CmdArgs.push_back("-Wno-error=implicit-int");
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+ CmdArgs.push_back("-Wno-error=enum-constexpr-conversion");
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+ CmdArgs.push_back("-Wno-error=return-type");
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+ }
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+ //other warnings
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+ CmdArgs.push_back("-Wno-error=cast-align");
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+ CmdArgs.push_back("-Wno-error=enum-conversion");
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}
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#endif
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--
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2.42.0.windows.2
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