diff options
Diffstat (limited to 'clang/lib/Driver/Tools.cpp')
| -rw-r--r-- | clang/lib/Driver/Tools.cpp | 13 |
1 files changed, 13 insertions, 0 deletions
diff --git a/clang/lib/Driver/Tools.cpp b/clang/lib/Driver/Tools.cpp index 6947219e914..fd299ea695a 100644 --- a/clang/lib/Driver/Tools.cpp +++ b/clang/lib/Driver/Tools.cpp @@ -1796,6 +1796,19 @@ static void AddGoldPlugin(const ToolChain &ToolChain, const ArgList &Args, if (!CPU.empty()) CmdArgs.push_back(Args.MakeArgString(Twine("-plugin-opt=mcpu=") + CPU)); + if (Arg *A = Args.getLastArg(options::OPT_O_Group)) { + StringRef OOpt; + if (A->getOption().matches(options::OPT_O4) || + A->getOption().matches(options::OPT_Ofast)) + OOpt = "3"; + else if (A->getOption().matches(options::OPT_O)) + OOpt = A->getValue(); + else if (A->getOption().matches(options::OPT_O0)) + OOpt = "0"; + if (!OOpt.empty()) + CmdArgs.push_back(Args.MakeArgString(Twine("-plugin-opt=O") + OOpt)); + } + if (IsThinLTO) CmdArgs.push_back("-plugin-opt=thinlto"); } |
