From 2b99c6fc4f3e0c6d5a1b4216dd86a6cfe067bffb Mon Sep 17 00:00:00 2001 From: Jeffrey Yasskin Date: Fri, 11 Jun 2010 05:57:47 +0000 Subject: Add an option -fshow-overloads=best|all to limit the number of overload candidates printed. We default to 'all'. At the moment, 'best' prints only the first 4 overloads, but we'll improve that over time. llvm-svn: 105815 --- clang/lib/Frontend/CompilerInvocation.cpp | 13 ++++++++++++- clang/lib/Frontend/Warnings.cpp | 2 ++ 2 files changed, 14 insertions(+), 1 deletion(-) (limited to 'clang/lib/Frontend') diff --git a/clang/lib/Frontend/CompilerInvocation.cpp b/clang/lib/Frontend/CompilerInvocation.cpp index 9bc8b76de89..b2f1ec6fc08 100644 --- a/clang/lib/Frontend/CompilerInvocation.cpp +++ b/clang/lib/Frontend/CompilerInvocation.cpp @@ -869,7 +869,18 @@ static void ParseDiagnosticArgs(DiagnosticOptions &Opts, ArgList &Args, Opts.ShowFixits = !Args.hasArg(OPT_fno_diagnostics_fixit_info); Opts.ShowLocation = !Args.hasArg(OPT_fno_show_source_location); Opts.ShowOptionNames = Args.hasArg(OPT_fdiagnostics_show_option); - + + llvm::StringRef ShowOverloads = + Args.getLastArgValue(OPT_fshow_overloads_EQ, "all"); + if (ShowOverloads == "best") + Opts.ShowOverloads = Diagnostic::Ovl_Best; + else if (ShowOverloads == "all") + Opts.ShowOverloads = Diagnostic::Ovl_All; + else + Diags.Report(diag::err_drv_invalid_value) + << Args.getLastArg(OPT_fshow_overloads_EQ)->getAsString(Args) + << ShowOverloads; + llvm::StringRef ShowCategory = Args.getLastArgValue(OPT_fdiagnostics_show_category, "none"); if (ShowCategory == "none") diff --git a/clang/lib/Frontend/Warnings.cpp b/clang/lib/Frontend/Warnings.cpp index 84c4f5d40fa..8cc56168e0f 100644 --- a/clang/lib/Frontend/Warnings.cpp +++ b/clang/lib/Frontend/Warnings.cpp @@ -35,6 +35,8 @@ void clang::ProcessWarningOptions(Diagnostic &Diags, const DiagnosticOptions &Opts) { Diags.setSuppressSystemWarnings(true); // Default to -Wno-system-headers Diags.setIgnoreAllWarnings(Opts.IgnoreWarnings); + Diags.setShowOverloads( + static_cast(Opts.ShowOverloads)); // Handle -ferror-limit if (Opts.ErrorLimit) -- cgit v1.2.3