Remove anon namespaces (not needed with visibility=hidden)

ConflictSet.cpp

@@ -93,7 +93,6 @@ Arena::Arena(int initialSize) : impl(nullptr) {
   }
 }
 
-namespace {
 void onDestroy(Arena::ArenaImpl *impl) {
   while (impl) {
     auto *prev = impl->prev;
@@ -101,7 +100,6 @@ void onDestroy(Arena::ArenaImpl *impl) {
     impl = prev;
   }
 }
-} // namespace
 
 Arena::Arena(Arena &&other) noexcept
     : impl(std::exchange(other.impl, nullptr)) {}
@@ -429,6 +427,36 @@ uint32_t Arbitrary::bounded(uint32_t s) {
 
 // ==================== END ARBITRARY IMPL ====================
 
+// ==================== BEGIN UTILITIES IMPL ====================
+
+// Call Stepwise::step for each element of remaining until it returns true.
+// Applies a permutation to `remaining` as a side effect.
+template <class Stepwise> void runInterleaved(std::span<Stepwise> remaining) {
+  while (remaining.size() > 0) {
+    for (int i = 0; i < int(remaining.size());) {
+      bool done = remaining[i].step();
+      if (done) {
+        if (i != int(remaining.size()) - 1) {
+          using std::swap;
+          swap(remaining[i], remaining.back());
+        }
+        remaining = remaining.subspan(0, remaining.size() - 1);
+      } else {
+        ++i;
+      }
+    }
+  }
+};
+
+template <class Stepwise> void runSequential(std::span<Stepwise> remaining) {
+  for (auto &r : remaining) {
+    while (!r.step()) {
+    }
+  }
+}
+
+// ==================== END UTILITIES IMPL ====================
+
 #define SHOW_PRIORITY 0
 #define DEBUG 0
 
@@ -440,7 +468,6 @@ static auto operator<=>(const Key &lhs, const Key &rhs) {
   return c != 0 ? c <=> 0 : lhs.len <=> rhs.len;
 }
 
-namespace {
 // A node in the tree representing write conflict history. This tree maintains
 // several invariants:
 
@@ -519,32 +546,6 @@ struct Iterator {
   int cmp;
 };
 
-// Call Stepwise::step for each element of remaining until it returns true.
-// Applies a permutation to `remaining` as a side effect.
-template <class Stepwise> void runInterleaved(std::span<Stepwise> remaining) {
-  while (remaining.size() > 0) {
-    for (int i = 0; i < int(remaining.size());) {
-      bool done = remaining[i].step();
-      if (done) {
-        if (i != int(remaining.size()) - 1) {
-          using std::swap;
-          swap(remaining[i], remaining.back());
-        }
-        remaining = remaining.subspan(0, remaining.size() - 1);
-      } else {
-        ++i;
-      }
-    }
-  }
-};
-
-template <class Stepwise> void runSequential(std::span<Stepwise> remaining) {
-  for (auto &r : remaining) {
-    while (!r.step()) {
-    }
-  }
-}
-
 struct StepwiseLastLeq {
   Node *current;
   Node *result;
@@ -878,8 +879,6 @@ bool checkCorrectness(Node *node, ReferenceImpl &refImpl) {
   return success;
 }
 
-} // namespace
-
 struct __attribute__((__visibility__("hidden"))) ConflictSet::Impl {
   Random rand;
   Node *root;
@@ -1134,7 +1133,6 @@ namespace std {
 void __throw_length_error(const char *) { __builtin_unreachable(); }
 } // namespace std
 
-namespace {
 struct ReferenceImpl {
   explicit ReferenceImpl(int64_t oldestVersion) : oldestVersion(oldestVersion) {
     writeVersionMap[""] = oldestVersion;
@@ -1201,7 +1199,6 @@ struct ReferenceImpl {
   int64_t oldestVersion;
   std::map<std::string, int64_t> writeVersionMap;
 };
-} // namespace
 
 #ifdef ENABLE_TESTS
 int main(void) {