diff --git a/clang/include/clang/StaticAnalyzer/Core/PathSensitive/CallDescription.h b/clang/include/clang/StaticAnalyzer/Core/PathSensitive/CallDescription.h
--- a/clang/include/clang/StaticAnalyzer/Core/PathSensitive/CallDescription.h
+++ b/clang/include/clang/StaticAnalyzer/Core/PathSensitive/CallDescription.h
@@ -134,6 +134,9 @@
       std::initializer_list<std::pair<CallDescription, T>> &&List)
       : LinearMap(List) {}
 
+  template <typename InputIt>
+  CallDescriptionMap(InputIt First, InputIt Last) : LinearMap(First, Last) {}
+
   ~CallDescriptionMap() = default;
 
   // These maps are usually stored once per checker, so let's make sure
diff --git a/clang/unittests/StaticAnalyzer/CallDescriptionTest.cpp b/clang/unittests/StaticAnalyzer/CallDescriptionTest.cpp
--- a/clang/unittests/StaticAnalyzer/CallDescriptionTest.cpp
+++ b/clang/unittests/StaticAnalyzer/CallDescriptionTest.cpp
@@ -19,6 +19,14 @@
 namespace ento {
 namespace {
 
+using ArgsContainer = std::vector<std::pair<CallDescription, bool>>;
+
+static_assert(
+    std::is_constructible<CallDescriptionMap<bool>,
+                          decltype(std::declval<ArgsContainer>().begin()),
+                          decltype(std::declval<ArgsContainer>().end())>(),
+    "should be range constructible");
+
 // A wrapper around CallDescriptionMap<bool> that allows verifying that
 // all functions have been found. This is needed because CallDescriptionMap
 // isn't supposed to support iteration.