Add an ArgList::AddAllArgs that accepts a vector of OptSpecifier.

This lifts the somewhat arbitrary restriction on 3 OptSpecifiers.

Differential Revision: http://reviews.llvm.org/D11597

llvm-svn: 243539

1 files changed, 15 insertions, 0 deletions

diff --git a/llvm/lib/Option/ArgList.cpp b/llvm/lib/Option/ArgList.cpp
index a74ead6b358..a37f443e56f 100644
--- a/llvm/lib/Option/ArgList.cpp
+++ b/llvm/lib/Option/ArgList.cpp
@@ -258,6 +258,21 @@ void ArgList::AddLastArg(ArgStringList &Output, OptSpecifier Id0,
   }
 }
 
+void ArgList::AddAllArgs(ArgStringList &Output,
+                         ArrayRef<OptSpecifier> Ids) const {
+  for (const Arg *Arg : Args) {
+    for (OptSpecifier Id : Ids) {
+      if (Arg->getOption().matches(Id)) {
+        Arg->claim();
+        Arg->render(*this, Output);
+        break;
+      }
+    }
+  }
+}
+
+/// This 3-opt variant of AddAllArgs could be eliminated in favor of one
+/// that accepts a single specifier, given the above which accepts any number.
 void ArgList::AddAllArgs(ArgStringList &Output, OptSpecifier Id0,
                          OptSpecifier Id1, OptSpecifier Id2) const {
   for (auto Arg: filtered(Id0, Id1, Id2)) {