clang-cl: make /Gy imply -fdata-sections in addition to -ffunction-sections
llvm-svn: 204736
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@ -4135,6 +4135,12 @@ void Clang::AddClangCLArgs(const ArgList &Args, ArgStringList &CmdArgs) const {
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if (!Args.hasArg(options::OPT_frtti, options::OPT_fno_rtti))
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CmdArgs.push_back("-fno-rtti");
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// Let -ffunction-sections imply -fdata-sections.
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if (Arg * A = Args.getLastArg(options::OPT_ffunction_sections,
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options::OPT_fno_function_sections))
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if (A->getOption().matches(options::OPT_ffunction_sections))
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CmdArgs.push_back("-fdata-sections");
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const Driver &D = getToolChain().getDriver();
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Arg *MostGeneralArg = Args.getLastArg(options::OPT__SLASH_vmg);
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Arg *BestCaseArg = Args.getLastArg(options::OPT__SLASH_vmb);
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@ -25,9 +25,11 @@
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// GR_: -fno-rtti
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// RUN: %clang_cl /Gy -### -- %s 2>&1 | FileCheck -check-prefix=Gy %s
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// Gy: -fdata-sections
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// Gy: -ffunction-sections
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// RUN: %clang_cl /Gy /Gy- -### -- %s 2>&1 | FileCheck -check-prefix=Gy_ %s
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// Gy_-NOT: -fdata-sections
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// Gy_-NOT: -ffunction-sections
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// RUN: %clang_cl /Imyincludedir -### -- %s 2>&1 | FileCheck -check-prefix=SLASH_I %s
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