Author: rsmith Date: Mon Apr 2 11:29:44 2018 New Revision: 329000 URL: http://llvm.org/viewvc/llvm-project?rev=329000&view=rev Log: Add -fclang-abi-compat=6 flag for upcoming ABI changes.
Modified: cfe/trunk/include/clang/Basic/LangOptions.h cfe/trunk/lib/Frontend/CompilerInvocation.cpp Modified: cfe/trunk/include/clang/Basic/LangOptions.h URL: http://llvm.org/viewvc/llvm-project/cfe/trunk/include/clang/Basic/LangOptions.h?rev=329000&r1=328999&r2=329000&view=diff ============================================================================== --- cfe/trunk/include/clang/Basic/LangOptions.h (original) +++ cfe/trunk/include/clang/Basic/LangOptions.h Mon Apr 2 11:29:44 2018 @@ -114,6 +114,13 @@ public: /// determining whether a class type can be passed or returned directly. Ver4, + /// Attempt to be ABI-compatible with code generated by Clang 6.0.x + /// (SVN r321711). This causes determination of whether a type is + /// standard-layout to ignore collisions between empty base classes + /// and between base classes and member subobjects, which affects + /// whether we reuse base class tail padding in some ABIs. + Ver6, + /// Conform to the underlying platform's C and C++ ABIs as closely /// as we can. Latest Modified: cfe/trunk/lib/Frontend/CompilerInvocation.cpp URL: http://llvm.org/viewvc/llvm-project/cfe/trunk/lib/Frontend/CompilerInvocation.cpp?rev=329000&r1=328999&r2=329000&view=diff ============================================================================== --- cfe/trunk/lib/Frontend/CompilerInvocation.cpp (original) +++ cfe/trunk/lib/Frontend/CompilerInvocation.cpp Mon Apr 2 11:29:44 2018 @@ -2665,6 +2665,8 @@ static void ParseLangArgs(LangOptions &O Opts.setClangABICompat(LangOptions::ClangABI::Ver3_8); else if (Major <= 4) Opts.setClangABICompat(LangOptions::ClangABI::Ver4); + else if (Major <= 6) + Opts.setClangABICompat(LangOptions::ClangABI::Ver6); } else if (Ver != "latest") { Diags.Report(diag::err_drv_invalid_value) << A->getAsString(Args) << A->getValue(); _______________________________________________ cfe-commits mailing list cfe-commits@lists.llvm.org http://lists.llvm.org/cgi-bin/mailman/listinfo/cfe-commits