[lld] r316499 - Use ArgList::hasFlag().

[Rui Ueyama via llvm-commits]

Author: ruiu
Date: Tue Oct 24 13:59:55 2017
New Revision: 316499

URL: http://llvm.org/viewvc/llvm-project?rev=316499&view=rev
Log:
Use ArgList::hasFlag().

I just didn't know that ArgList had that function.

Modified:
    lld/trunk/ELF/Driver.cpp

Modified: lld/trunk/ELF/Driver.cpp
URL: http://llvm.org/viewvc/llvm-project/lld/trunk/ELF/Driver.cpp?rev=316499&r1=316498&r2=316499&view=diff
==============================================================================
--- lld/trunk/ELF/Driver.cpp (original)
+++ lld/trunk/ELF/Driver.cpp Tue Oct 24 13:59:55 2017
@@ -409,13 +409,6 @@ void LinkerDriver::main(ArrayRef<const c
   }
 }
 
-static bool getArg(opt::InputArgList &Args, unsigned K1, unsigned K2,
-                   bool Default) {
-  if (auto *Arg = Args.getLastArg(K1, K2))
-    return Arg->getOption().getID() == K1;
-  return Default;
-}
-
 static std::vector<StringRef> getArgs(opt::InputArgList &Args, int Id) {
   std::vector<StringRef> V;
   for (auto *Arg : Args.filtered(Id))
@@ -434,8 +427,8 @@ static UnresolvedPolicy getUnresolvedSym
   if (Args.hasArg(OPT_relocatable))
     return UnresolvedPolicy::IgnoreAll;
 
-  UnresolvedPolicy ErrorOrWarn = getArg(Args, OPT_error_unresolved_symbols,
-                                        OPT_warn_unresolved_symbols, true)
+  UnresolvedPolicy ErrorOrWarn = Args.hasFlag(OPT_error_unresolved_symbols,
+                                              OPT_warn_unresolved_symbols, true)
                                      ? UnresolvedPolicy::ReportError
                                      : UnresolvedPolicy::Warn;
 
@@ -628,26 +621,26 @@ void LinkerDriver::readConfigs(opt::Inpu
   Config->BsymbolicFunctions = Args.hasArg(OPT_Bsymbolic_functions);
   Config->Chroot = Args.getLastArgValue(OPT_chroot);
   Config->CompressDebugSections = getCompressDebugSections(Args);
-  Config->DefineCommon = getArg(Args, OPT_define_common, OPT_no_define_common,
-                                !Args.hasArg(OPT_relocatable));
-  Config->Demangle = getArg(Args, OPT_demangle, OPT_no_demangle, true);
+  Config->DefineCommon = Args.hasFlag(OPT_define_common, OPT_no_define_common,
+                                      !Args.hasArg(OPT_relocatable));
+  Config->Demangle = Args.hasFlag(OPT_demangle, OPT_no_demangle, true);
   Config->DisableVerify = Args.hasArg(OPT_disable_verify);
   Config->Discard = getDiscard(Args);
   Config->DynamicLinker = getDynamicLinker(Args);
   Config->EhFrameHdr =
-      getArg(Args, OPT_eh_frame_hdr, OPT_no_eh_frame_hdr, false);
+      Args.hasFlag(OPT_eh_frame_hdr, OPT_no_eh_frame_hdr, false);
   Config->EmitRelocs = Args.hasArg(OPT_emit_relocs);
   Config->EnableNewDtags = !Args.hasArg(OPT_disable_new_dtags);
   Config->Entry = Args.getLastArgValue(OPT_entry);
   Config->ExportDynamic =
-      getArg(Args, OPT_export_dynamic, OPT_no_export_dynamic, false);
+      Args.hasFlag(OPT_export_dynamic, OPT_no_export_dynamic, false);
   Config->FatalWarnings =
-      getArg(Args, OPT_fatal_warnings, OPT_no_fatal_warnings, false);
+      Args.hasFlag(OPT_fatal_warnings, OPT_no_fatal_warnings, false);
   Config->FilterList = getArgs(Args, OPT_filter);
   Config->Fini = Args.getLastArgValue(OPT_fini, "_fini");
-  Config->GcSections = getArg(Args, OPT_gc_sections, OPT_no_gc_sections, false);
-  Config->GdbIndex = getArg(Args, OPT_gdb_index, OPT_no_gdb_index, false);
-  Config->ICF = getArg(Args, OPT_icf_all, OPT_icf_none, false);
+  Config->GcSections = Args.hasFlag(OPT_gc_sections, OPT_no_gc_sections, false);
+  Config->GdbIndex = Args.hasFlag(OPT_gdb_index, OPT_no_gdb_index, false);
+  Config->ICF = Args.hasFlag(OPT_icf_all, OPT_icf_none, false);
   Config->Init = Args.getLastArgValue(OPT_init, "_init");
   Config->LTOAAPipeline = Args.getLastArgValue(OPT_lto_aa_pipeline);
   Config->LTONewPmPasses = Args.getLastArgValue(OPT_lto_newpm_passes);
@@ -664,7 +657,7 @@ void LinkerDriver::readConfigs(opt::Inpu
   Config->OptRemarksWithHotness = Args.hasArg(OPT_opt_remarks_with_hotness);
   Config->Optimize = getInteger(Args, OPT_O, 1);
   Config->OutputFile = Args.getLastArgValue(OPT_o);
-  Config->Pie = getArg(Args, OPT_pie, OPT_nopie, false);
+  Config->Pie = Args.hasFlag(OPT_pie, OPT_nopie, false);
   Config->PrintGcSections = Args.hasArg(OPT_print_gc_sections);
   Config->Rpath = getRpath(Args);
   Config->Relocatable = Args.hasArg(OPT_relocatable);
@@ -677,14 +670,14 @@ void LinkerDriver::readConfigs(opt::Inpu
   Config->SortSection = getSortSection(Args);
   Config->Strip = getStrip(Args);
   Config->Sysroot = Args.getLastArgValue(OPT_sysroot);
-  Config->Target1Rel = getArg(Args, OPT_target1_rel, OPT_target1_abs, false);
+  Config->Target1Rel = Args.hasFlag(OPT_target1_rel, OPT_target1_abs, false);
   Config->Target2 = getTarget2(Args);
   Config->ThinLTOCacheDir = Args.getLastArgValue(OPT_thinlto_cache_dir);
   Config->ThinLTOCachePolicy = check(
       parseCachePruningPolicy(Args.getLastArgValue(OPT_thinlto_cache_policy)),
       "--thinlto-cache-policy: invalid cache policy");
   Config->ThinLTOJobs = getInteger(Args, OPT_thinlto_jobs, -1u);
-  ThreadsEnabled = getArg(Args, OPT_threads, OPT_no_threads, true);
+  ThreadsEnabled = Args.hasFlag(OPT_threads, OPT_no_threads, true);
   Config->Trace = Args.hasArg(OPT_trace);
   Config->Undefined = getArgs(Args, OPT_undefined);
   Config->UnresolvedSymbols = getUnresolvedSymbolPolicy(Args);
@@ -779,7 +772,7 @@ void LinkerDriver::readConfigs(opt::Inpu
   }
 
   bool HasExportDynamic =
-      getArg(Args, OPT_export_dynamic, OPT_no_export_dynamic, false);
+      Args.hasFlag(OPT_export_dynamic, OPT_no_export_dynamic, false);
 
   // Parses -dynamic-list and -export-dynamic-symbol. They make some
   // symbols private. Note that -export-dynamic takes precedence over them