[llvm] [ADT] Add SmallPtrSet::insert_range (PR #131716)

[Jakub Kuderski via llvm-commits]

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@@ -411,6 +411,14 @@ TEST(SmallPtrSetTest, RemoveIf) {
   EXPECT_FALSE(Removed);
 }
 
+TEST(SmallPtrSetTest, InsertRange) {
+  int Vals[3] = {0, 1, 2};
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kuhar wrote:

nit: maybe make these 3 local variables?

https://github.com/llvm/llvm-project/pull/131716