Fix false positives for std::vector::operator=() (#1824)

see overload 3, the use is actually correct
https://en.cppreference.com/w/cpp/container/vector/operator=.html

Author: franzpoeschel

examples/14_toml_template.cpp

@@ -72,7 +72,7 @@ void write()
      */
     E["z"].resetDataset({});
 
-    ds.extent = {10};
+    ds.extent = std::vector<openPMD::Extent::value_type>{10};
 
     auto electrons = iteration.particles["e"];
     electrons["position"]["x"].resetDataset(ds);

include/openPMD/Iteration.hpp

@@ -344,7 +344,7 @@ class Iteration : public Attributable
      */
     struct BeginStepStatus
     {
-        using AvailableIterations_t = std::vector<uint64_t>;
+        using AvailableIterations_t = std::vector<IterationIndex_t>;
 
         AdvanceStatus stepStatus{};
         /*

src/IO/HDF5/HDF5IOHandler.cpp

@@ -1582,7 +1582,7 @@ void HDF5IOHandlerImpl::openDataset(
     {
         // Is a scalar. Since the openPMD-api frontend supports no scalar
         // datasets, return the extent as {1}
-        *parameters.extent = {1};
+        *parameters.extent = std::vector<Extent::value_type>{1};
     }
     else
     {

src/Iteration.cpp

@@ -863,7 +863,8 @@ auto Iteration::beginStep(
     else if (thisObject.has_value())
     {
         IterationIndex_t idx = series.indexOf(*thisObject)->first;
-        res.iterationsInOpenedStep = {idx};
+        res.iterationsInOpenedStep =
+            std::vector<Iteration::IterationIndex_t>{idx};
     }
     else
     {

src/snapshots/ContainerImpls.cpp

@@ -289,7 +289,8 @@ auto StatefulSnapshotsContainer::operator[](key_type const &key)
             {
             case AdvanceStatus::OK:
                 ++during.step_count;
-                during.available_iterations_in_step = {key};
+                during.available_iterations_in_step =
+                    std::vector<Iteration::IterationIndex_t>{key};
                 break;
             case AdvanceStatus::RANDOMACCESS:
                 during.available_iterations_in_step.emplace_back(key);