Re-landing changes to use ArrayRef instead of SmallVectorImpl, and new API test.

This contains the changes from r227148 & r227154, and also fixes to the test case to properly clean up the stack options.

llvm-svn: 227255

1 files changed, 1 insertions, 2 deletions

diff --git a/llvm/lib/Support/CommandLine.cpp b/llvm/lib/Support/CommandLine.cpp
index 4cd6f0c5f0a..35c49be02ce 100644
--- a/llvm/lib/Support/CommandLine.cpp
+++ b/llvm/lib/Support/CommandLine.cpp
@@ -1861,8 +1861,7 @@ void cl::HideUnrelatedOptions(cl::OptionCategory &Category) {
   }
 }
 
-void cl::HideUnrelatedOptions(
-    SmallVectorImpl<cl::OptionCategory *> &Categories) {
+void cl::HideUnrelatedOptions(ArrayRef<const cl::OptionCategory *> Categories) {
   auto CategoriesBegin = Categories.begin();
   auto CategoriesEnd = Categories.end();
   StringMap<cl::Option *> Options;