[llvm] Avoid need for SLocEntryLoaded BitVector (PR #67960)

[Jakub Kuderski via llvm-commits]

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@@ -180,6 +180,20 @@ TEST(PagedVectorTest, FillNonTrivialConstructor) {
   EXPECT_EQ(std::distance(V.materialized_begin(), V.materialized_end()), 10LL);
 }
 
+// Test that isMaterialized returns true for all the elements
+// of the page, not only the one that was accessed.
+TEST(PagedVectorTest, IsMaterialized) {
+  PagedVector<int, 10> V;
+  V.resize(20);
+  EXPECT_EQ(V.isMaterialized(0), false);
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kuhar wrote:

We can Uluse `EXPECT_TRUE`/`FALSE`.

https://github.com/llvm/llvm-project/pull/67960