From 4f2c3d4ca5bf985bd34b0b74e1cd162996b8243e Mon Sep 17 00:00:00 2001
From: James Cherry <cherry@CerezoBook.local>
Date: Sun, 19 Jul 2026 10:28:43 -0700
Subject: [PATCH] thread_count_ -> size_t

Signed-off-by: James Cherry <cherry@CerezoBook.local>
---
 graph/Graph.cc          | 4 ++--
 include/sta/Graph.hh    | 9 +++++----
 include/sta/StaState.hh | 4 ++--
 search/Bfs.cc           | 2 +-
 4 files changed, 10 insertions(+), 9 deletions(-)

diff --git a/graph/Graph.cc b/graph/Graph.cc
index 2e7f4e64..77a2691d 100644
--- a/graph/Graph.cc
+++ b/graph/Graph.cc
@@ -1045,7 +1045,6 @@ Vertex::init(Pin *pin,
   slews_ = nullptr;
   paths_ = nullptr;
   tag_group_index_ = tag_group_index_max;
-  bfs_in_queue_ = 0;
   is_bidirect_drvr_ = is_bidirect_drvr;
   is_reg_clk_ = is_reg_clk;
   has_checks_ = false;
@@ -1053,10 +1052,11 @@ Vertex::init(Pin *pin,
   has_downstream_clk_pin_ = false;
   visited1_ = false;
   visited2_ = false;
-  bfs_predecessor_changed_ = false;
   has_sim_value_ = false;
   level_ = 0;
   slew_annotated_ = false;
+  bfs_in_queue_ = 0;
+  bfs_predecessor_changed_ = false;
 }
 
 Vertex::~Vertex()
diff --git a/include/sta/Graph.hh b/include/sta/Graph.hh
index 1d22708f..9229fe42 100644
--- a/include/sta/Graph.hh
+++ b/include/sta/Graph.hh
@@ -287,15 +287,16 @@ public:
   void setIsCheckClk(bool is_check_clk);
   [[nodiscard]] bool hasDownstreamClkPin() const { return has_downstream_clk_pin_; }
   void setHasDownstreamClkPin(bool has_clk_pin);
-  [[nodiscard]] bool bfsInQueue(BfsIndex index) const;
-  void setBfsInQueue(BfsIndex index, bool value);
-  bool bfsPredecessorChanged() const { return bfs_predecessor_changed_; }
-  void setBfsPredecessorChanged(bool changed);
   [[nodiscard]] bool isRegClk() const { return is_reg_clk_; }
   // Has sim value in some mode.
   [[nodiscard]] bool hasSimValue() const { return has_sim_value_; }
   void setHasSimValue(bool has_sim);
   
+  [[nodiscard]] bool bfsInQueue(BfsIndex index) const;
+  void setBfsInQueue(BfsIndex index, bool value);
+  [[nodiscard]] bool bfsPredecessorChanged() const { return bfs_predecessor_changed_; }
+  void setBfsPredecessorChanged(bool changed);
+
   // ObjectTable interface.
   [[nodiscard]] ObjectIdx objectIdx() const { return object_idx_; }
   void setObjectIdx(ObjectIdx idx);
diff --git a/include/sta/StaState.hh b/include/sta/StaState.hh
index d0062d7c..e418d683 100644
--- a/include/sta/StaState.hh
+++ b/include/sta/StaState.hh
@@ -100,7 +100,7 @@ public:
   const DelayOps *delayOps() const { return delay_ops_; }
   Latches *latches() { return latches_; }
   Latches *latches() const { return latches_; }
-  unsigned threadCount() const { return thread_count_; }
+  size_t threadCount() const { return thread_count_; }
   bool crprActive(const Mode *mode) const;
   Variables *variables() { return variables_; }
   const Variables *variables() const { return variables_; }
@@ -139,7 +139,7 @@ protected:
   DelayOps *delay_ops_;
   Latches *latches_;
   Variables *variables_;
-  int thread_count_;
+  size_t thread_count_;
   DispatchQueue *dispatch_queue_;
 };
 
diff --git a/search/Bfs.cc b/search/Bfs.cc
index 0cf8bf37..eff1299d 100644
--- a/search/Bfs.cc
+++ b/search/Bfs.cc
@@ -162,7 +162,7 @@ BfsIterator::visitParallel(Level to_level,
     else {
       std::vector<VertexVisitor *> visitors;
       visitors.reserve(thread_count_);
-      for (int k = 0; k < thread_count_; k++)
+      for (size_t k = 0; k < thread_count_; k++)
         visitors.push_back(visitor->copy());
       while (levelLessOrEqual(first_level_, last_level_)
              && levelLessOrEqual(first_level_, to_level)) {